Vulnerability-Lookup

CVE-2019-6977 (GCVE-0-2019-6977)

Vulnerability from cvelistv5 – Published: 2019-01-27 02:00 – Updated: 2024-08-04 20:38

Summary

gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.

Severity

8.8 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

Assigner

mitre mitre root

References

19 references

URL	Tags
http://www.securityfocus.com/bid/106731	vdb-entryx_refsource_BID
https://security.netapp.com/advisory/ntap-2019031…	x_refsource_CONFIRM
http://php.net/ChangeLog-5.php	x_refsource_MISC
http://php.net/ChangeLog-7.php	x_refsource_MISC
https://usn.ubuntu.com/3900-1/	vendor-advisoryx_refsource_UBUNTU
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://bugs.php.net/bug.php?id=77270	x_refsource_MISC
https://www.debian.org/security/2019/dsa-4384	vendor-advisoryx_refsource_DEBIAN
https://security.gentoo.org/glsa/201903-18	vendor-advisoryx_refsource_GENTOO
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://www.exploit-db.com/exploits/46677/	exploitx_refsource_EXPLOIT-DB
http://packetstormsecurity.com/files/152459/PHP-7…	x_refsource_MISC
https://access.redhat.com/errata/RHSA-2019:2519	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:3299	vendor-advisoryx_refsource_REDHAT
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Date Public

2019-01-26 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:38:32.847Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "106731",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/106731"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "name": "USN-3900-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3900-1/"
          },
          {
            "name": "[debian-lts-announce] 20190130 [SECURITY] [DLA 1651-1] libgd2 security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.php.net/bug.php?id=77270"
          },
          {
            "name": "DSA-4384",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2019/dsa-4384"
          },
          {
            "name": "GLSA-201903-18",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201903-18"
          },
          {
            "name": "openSUSE-SU-2019:1148",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
          },
          {
            "name": "openSUSE-SU-2019:1140",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
          },
          {
            "name": "46677",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/46677/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
          },
          {
            "name": "RHSA-2019:2519",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:2519"
          },
          {
            "name": "RHSA-2019:3299",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:3299"
          },
          {
            "name": "FEDORA-2019-ab7d22a466",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
          },
          {
            "name": "FEDORA-2019-d7f8995451",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
          },
          {
            "name": "FEDORA-2019-7a06c0e6b4",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
          },
          {
            "name": "FEDORA-2020-e795f92d79",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2019-01-26T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-03-31T01:06:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "106731",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/106731"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://php.net/ChangeLog-5.php"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://php.net/ChangeLog-7.php"
        },
        {
          "name": "USN-3900-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3900-1/"
        },
        {
          "name": "[debian-lts-announce] 20190130 [SECURITY] [DLA 1651-1] libgd2 security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.php.net/bug.php?id=77270"
        },
        {
          "name": "DSA-4384",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2019/dsa-4384"
        },
        {
          "name": "GLSA-201903-18",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201903-18"
        },
        {
          "name": "openSUSE-SU-2019:1148",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
        },
        {
          "name": "openSUSE-SU-2019:1140",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
        },
        {
          "name": "46677",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/46677/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
        },
        {
          "name": "RHSA-2019:2519",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:2519"
        },
        {
          "name": "RHSA-2019:3299",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:3299"
        },
        {
          "name": "FEDORA-2019-ab7d22a466",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
        },
        {
          "name": "FEDORA-2019-d7f8995451",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
        },
        {
          "name": "FEDORA-2019-7a06c0e6b4",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
        },
        {
          "name": "FEDORA-2020-e795f92d79",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-6977",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "106731",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/106731"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20190315-0003/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
            },
            {
              "name": "http://php.net/ChangeLog-5.php",
              "refsource": "MISC",
              "url": "http://php.net/ChangeLog-5.php"
            },
            {
              "name": "http://php.net/ChangeLog-7.php",
              "refsource": "MISC",
              "url": "http://php.net/ChangeLog-7.php"
            },
            {
              "name": "USN-3900-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3900-1/"
            },
            {
              "name": "[debian-lts-announce] 20190130 [SECURITY] [DLA 1651-1] libgd2 security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
            },
            {
              "name": "https://bugs.php.net/bug.php?id=77270",
              "refsource": "MISC",
              "url": "https://bugs.php.net/bug.php?id=77270"
            },
            {
              "name": "DSA-4384",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2019/dsa-4384"
            },
            {
              "name": "GLSA-201903-18",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201903-18"
            },
            {
              "name": "openSUSE-SU-2019:1148",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
            },
            {
              "name": "openSUSE-SU-2019:1140",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
            },
            {
              "name": "46677",
              "refsource": "EXPLOIT-DB",
              "url": "https://www.exploit-db.com/exploits/46677/"
            },
            {
              "name": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
            },
            {
              "name": "RHSA-2019:2519",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:2519"
            },
            {
              "name": "RHSA-2019:3299",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:3299"
            },
            {
              "name": "FEDORA-2019-ab7d22a466",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
            },
            {
              "name": "FEDORA-2019-d7f8995451",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
            },
            {
              "name": "FEDORA-2019-7a06c0e6b4",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
            },
            {
              "name": "FEDORA-2020-e795f92d79",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-6977",
    "datePublished": "2019-01-27T02:00:00.000Z",
    "dateReserved": "2019-01-26T00:00:00.000Z",
    "dateUpdated": "2024-08-04T20:38:32.847Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2019-6977",
      "date": "2026-09-18",
      "epss": "0.71496",
      "percentile": "0.99387"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:libgd:libgd:2.2.5:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C257CC1C-BF6A-4125-AA61-9C2D09096084",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "95DE8FCE-DE35-4F6B-BF8A-548A7D92E718",
                  "versionEndExcluding": "5.6.40",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "761D6FA2-48EF-4A41-AD56-B147405FA66C",
                  "versionEndExcluding": "7.1.26",
                  "versionStartIncluding": "7.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "36BCA6E4-9A35-4F14-8C12-38F4BBCBF3AF",
                  "versionEndExcluding": "7.2.14",
                  "versionStartIncluding": "7.2.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:php:php:7.3.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "3CB80930-3E0B-4521-8898-C4C8992F7219",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                  "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                  "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                  "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
                  "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:netapp:storage_automation_store:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "97234253-2B34-49B8-8498-4F99E2B083F3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data."
        },
        {
          "lang": "es",
          "value": "gdImageColorMatch in gd_color_match.c en la versi\u00f3n 2.2.5 de GD Graphics Library (tambi\u00e9n conocido como LibGD), tal y como se utiliza en la funci\u00f3n imagecolormatch en PHP, en versiones anteriores a la 5.6.40, en las 7.x anteriores a la 7.1.26, en las 7.2.x anteriores a la 7.2.14 y en las 7.3.x anteriores a la 7.3.1, tiene un desbordamiento de b\u00fafer basado en memoria din\u00e1mica (heap). Esto puede ser explotado por un atacante capaz de provocar llamadas imagecolormatch con datos de imagen manipulados."
        }
      ],
      "id": "CVE-2019-6977",
      "lastModified": "2024-11-21T04:47:20.960",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 6.8,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 6.4,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ],
        "cvssMetricV30": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "version": "3.0"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 5.9,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2019-01-27T02:29:00.340",
      "references": [
        {
          "source": "cve@mitre.org",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
        },
        {
          "source": "cve@mitre.org",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
        },
        {
          "source": "cve@mitre.org",
          "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "http://php.net/ChangeLog-5.php"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "http://php.net/ChangeLog-7.php"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securityfocus.com/bid/106731"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://access.redhat.com/errata/RHSA-2019:2519"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://access.redhat.com/errata/RHSA-2019:3299"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Mailing List",
            "Vendor Advisory"
          ],
          "url": "https://bugs.php.net/bug.php?id=77270"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Mailing List",
            "Third Party Advisory"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/201903-18"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://usn.ubuntu.com/3900-1/"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2019/dsa-4384"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://www.exploit-db.com/exploits/46677/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "http://php.net/ChangeLog-5.php"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "http://php.net/ChangeLog-7.php"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securityfocus.com/bid/106731"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://access.redhat.com/errata/RHSA-2019:2519"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://access.redhat.com/errata/RHSA-2019:3299"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Mailing List",
            "Vendor Advisory"
          ],
          "url": "https://bugs.php.net/bug.php?id=77270"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Mailing List",
            "Third Party Advisory"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/201903-18"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://usn.ubuntu.com/3900-1/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2019/dsa-4384"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://www.exploit-db.com/exploits/46677/"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-787"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:libgd:libgd:2.2.5:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C257CC1C-BF6A-4125-AA61-9C2D09096084",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "95DE8FCE-DE35-4F6B-BF8A-548A7D92E718",
                    "versionEndExcluding": "5.6.40",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "761D6FA2-48EF-4A41-AD56-B147405FA66C",
                    "versionEndExcluding": "7.1.26",
                    "versionStartIncluding": "7.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "36BCA6E4-9A35-4F14-8C12-38F4BBCBF3AF",
                    "versionEndExcluding": "7.2.14",
                    "versionStartIncluding": "7.2.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.3.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3CB80930-3E0B-4521-8898-C4C8992F7219",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
                    "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:netapp:storage_automation_store:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "97234253-2B34-49B8-8498-4F99E2B083F3",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data."
          },
          {
            "lang": "es",
            "value": "gdImageColorMatch in gd_color_match.c en la versi\u00f3n 2.2.5 de GD Graphics Library (tambi\u00e9n conocido como LibGD), tal y como se utiliza en la funci\u00f3n imagecolormatch en PHP, en versiones anteriores a la 5.6.40, en las 7.x anteriores a la 7.1.26, en las 7.2.x anteriores a la 7.2.14 y en las 7.3.x anteriores a la 7.3.1, tiene un desbordamiento de b\u00fafer basado en memoria din\u00e1mica (heap). Esto puede ser explotado por un atacante capaz de provocar llamadas imagecolormatch con datos de imagen manipulados."
          }
        ],
        "id": "CVE-2019-6977",
        "lastModified": "2024-11-21T04:47:20.960",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 6.8,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 8.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2019-01-27T02:29:00.340",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/106731"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://access.redhat.com/errata/RHSA-2019:2519"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://access.redhat.com/errata/RHSA-2019:3299"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Mailing List",
              "Vendor Advisory"
            ],
            "url": "https://bugs.php.net/bug.php?id=77270"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201903-18"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3900-1/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2019/dsa-4384"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://www.exploit-db.com/exploits/46677/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/106731"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://access.redhat.com/errata/RHSA-2019:2519"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://access.redhat.com/errata/RHSA-2019:3299"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Mailing List",
              "Vendor Advisory"
            ],
            "url": "https://bugs.php.net/bug.php?id=77270"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201903-18"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190315-0003/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3900-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2019/dsa-4384"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.exploit-db.com/exploits/46677/"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T07:29:52+00:00",
      "cve": "CVE-2019-6977",
      "id": "CVE-2019-6977",
      "initial_release_date": "2019-01-01T00:00:00+00:00",
      "product_status:fixed": "998",
      "product_status:known_affected": "92",
      "product_status:known_not_affected": "51",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "gd: Heap-based buffer overflow in gdImageColorMatch() in gd_color_match.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-6977.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-04T00:55:19Z",
      "cve": "CVE-2019-6977",
      "id": "CVE-2019-6977",
      "initial_release_date": "2023-02-15T04:16:11Z",
      "product_status:known_affected": "1094",
      "product_status:known_not_affected": "1019",
      "product_status:recommended": "1717",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2019-6977",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-6977.json",
      "version": "43"
    }
  }
}

UBUNTU-CVE-2019-6977 (CVE-2019-6977)

Vulnerability from osv_ubuntu – Published: 2019-01-26 00:00 – Updated: 2026-04-22 07:38 – Source website

Details

Severity

8.8 (High)


                    
                      CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2019-6977	REPORT
	http://php.net/ChangeLog-5.php	REPORT
	http://php.net/ChangeLog-7.php	REPORT
	https://ubuntu.com/security/notices/USN-3900-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2019-6977	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libgd-tools",
            "binary_version": "2.1.0-3ubuntu0.11"
          },
          {
            "binary_name": "libgd3",
            "binary_version": "2.1.0-3ubuntu0.11"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "libgd2",
        "purl": "pkg:deb/ubuntu/libgd2@2.1.0-3ubuntu0.11?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.1.0-3ubuntu0.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.1.0-2",
        "2.1.0-3",
        "2.1.0-3ubuntu0.1",
        "2.1.0-3ubuntu0.2",
        "2.1.0-3ubuntu0.3",
        "2.1.0-3ubuntu0.5",
        "2.1.0-3ubuntu0.6",
        "2.1.0-3ubuntu0.7",
        "2.1.0-3ubuntu0.8",
        "2.1.0-3ubuntu0.10"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libgd-tools",
            "binary_version": "2.1.1-4ubuntu0.16.04.11"
          },
          {
            "binary_name": "libgd3",
            "binary_version": "2.1.1-4ubuntu0.16.04.11"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "libgd2",
        "purl": "pkg:deb/ubuntu/libgd2@2.1.1-4ubuntu0.16.04.11?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.1.1-4ubuntu0.16.04.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.1.1-4build1",
        "2.1.1-4build2",
        "2.1.1-4ubuntu0.16.04.1",
        "2.1.1-4ubuntu0.16.04.2",
        "2.1.1-4ubuntu0.16.04.3",
        "2.1.1-4ubuntu0.16.04.5",
        "2.1.1-4ubuntu0.16.04.6",
        "2.1.1-4ubuntu0.16.04.7",
        "2.1.1-4ubuntu0.16.04.8",
        "2.1.1-4ubuntu0.16.04.10"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libgd-tools",
            "binary_version": "2.2.5-4ubuntu0.3"
          },
          {
            "binary_name": "libgd3",
            "binary_version": "2.2.5-4ubuntu0.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "libgd2",
        "purl": "pkg:deb/ubuntu/libgd2@2.2.5-4ubuntu0.3?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.5-4ubuntu0.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.2.5-3",
        "2.2.5-4",
        "2.2.5-4ubuntu0.2"
      ]
    }
  ],
  "aliases": [],
  "details": "gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.",
  "id": "UBUNTU-CVE-2019-6977",
  "modified": "2026-04-22T07:38:53Z",
  "published": "2019-01-26T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-6977"
    },
    {
      "type": "REPORT",
      "url": "http://php.net/ChangeLog-5.php"
    },
    {
      "type": "REPORT",
      "url": "http://php.net/ChangeLog-7.php"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3900-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-6977"
    }
  ],
  "related": [
    "USN-3900-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-6977"
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.