usn-5423-2
Vulnerability from osv_ubuntu
Published
2022-05-17 15:36
Modified
2026-06-29 10:52
Summary
clamav vulnerabilities
Details

USN-5423-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM.

Original advisory details:

Michał Dardas discovered that ClamAV incorrectly handled parsing CHM files. A remote attacker could possibly use this issue to cause ClamAV to stop responding, resulting in a denial of service. (CVE-2022-20770)

Michał Dardas discovered that ClamAV incorrectly handled parsing TIFF files. A remote attacker could possibly use this issue to cause ClamAV to stop responding, resulting in a denial of service. (CVE-2022-20771)

Michał Dardas discovered that ClamAV incorrectly handled parsing HTML files. A remote attacker could possibly use this issue to cause ClamAV to consume resources, resulting in a denial of service. (CVE-2022-20785)

Michał Dardas discovered that ClamAV incorrectly handled loading the signature database. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-20792)

Alexander Patrakov and Antoine Gatineau discovered that ClamAV incorrectly handled the scan verdict cache check. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code.(CVE-2022-20796)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2022-20770",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20771",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20785",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20792",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20796",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "clamav",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-base",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-daemon",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-docs",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-freshclam",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-milter",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "clamav-testfiles",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          },
          {
            "binary_name": "libclamav9",
            "binary_version": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "clamav",
        "purl": "pkg:deb/ubuntu/clamav@0.103.6+dfsg-0ubuntu0.14.04.1+esm1?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.103.6+dfsg-0ubuntu0.14.04.1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.97.8+dfsg-1ubuntu4",
        "0.97.8+dfsg-1ubuntu5",
        "0.98.1+dfsg-1ubuntu4",
        "0.98.1+dfsg-1ubuntu5",
        "0.98.1+dfsg-2ubuntu2",
        "0.98.1+dfsg-4ubuntu1",
        "0.98.1+dfsg-4ubuntu1.1",
        "0.98.5+addedllvm-0ubuntu0.14.04.1",
        "0.98.6+dfsg-0ubuntu0.14.04.1",
        "0.98.7+dfsg-0ubuntu0.14.04.1",
        "0.99.2+addedllvm-0ubuntu0.14.04.1",
        "0.99.2+addedllvm-0ubuntu0.14.04.2",
        "0.99.3+addedllvm-0ubuntu0.14.04.1",
        "0.99.4+addedllvm-0ubuntu0.14.04.1",
        "0.100.1+dfsg-1ubuntu0.14.04.1",
        "0.100.1+dfsg-1ubuntu0.14.04.2",
        "0.100.1+dfsg-1ubuntu0.14.04.3",
        "0.100.1+dfsg-1ubuntu0.14.04.4",
        "0.100.2+dfsg-1ubuntu0.14.04.1",
        "0.100.2+dfsg-1ubuntu0.14.04.2",
        "0.100.3+dfsg-0ubuntu0.14.04.1",
        "0.100.3+dfsg-0ubuntu0.14.04.1+esm1",
        "0.101.4+dfsg-0ubuntu0.14.04.1+esm1",
        "0.102.1+dfsg-0ubuntu0.14.04.1+esm1",
        "0.102.2+dfsg-0ubuntu0.14.04.1+esm1",
        "0.102.3+dfsg-0ubuntu0.14.04.1+esm1",
        "0.102.4+dfsg-0ubuntu0.14.04.1+esm1",
        "0.103.2+dfsg-0ubuntu0.14.04.1+esm1",
        "0.103.2+dfsg-0ubuntu0.14.04.1+esm2",
        "0.103.5+dfsg-0ubuntu0.14.04.1+esm1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2022-20770",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20771",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20785",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20792",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-20796",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "clamav",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-base",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-daemon",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-docs",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-freshclam",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-milter",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamav-testfiles",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "clamdscan",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          },
          {
            "binary_name": "libclamav9",
            "binary_version": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "clamav",
        "purl": "pkg:deb/ubuntu/clamav@0.103.6+dfsg-0ubuntu0.16.04.1+esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.103.6+dfsg-0ubuntu0.16.04.1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.98.7+dfsg-0ubuntu4",
        "0.98.7+dfsg-0ubuntu5",
        "0.99+dfsg-1ubuntu1",
        "0.99+dfsg-1ubuntu1.1",
        "0.99+dfsg-1ubuntu1.2",
        "0.99.2+dfsg-0ubuntu0.16.04.1",
        "0.99.2+dfsg-0ubuntu0.16.04.2",
        "0.99.2+dfsg-0ubuntu0.16.04.3",
        "0.99.3+addedllvm-0ubuntu0.16.04.1",
        "0.99.4+addedllvm-0ubuntu0.16.04.1",
        "0.100.1+dfsg-1ubuntu0.16.04.1",
        "0.100.1+dfsg-1ubuntu0.16.04.2",
        "0.100.1+dfsg-1ubuntu0.16.04.3",
        "0.100.2+dfsg-1ubuntu0.16.04.1",
        "0.100.3+dfsg-0ubuntu0.16.04.1",
        "0.101.4+dfsg-0ubuntu0.16.04.1",
        "0.102.1+dfsg-0ubuntu0.16.04.2",
        "0.102.2+dfsg-0ubuntu0.16.04.1",
        "0.102.3+dfsg-0ubuntu0.16.04.1",
        "0.102.4+dfsg-0ubuntu0.16.04.1",
        "0.103.2+dfsg-0ubuntu0.16.04.1",
        "0.103.2+dfsg-0ubuntu0.16.04.1+esm1",
        "0.103.5+dfsg-0ubuntu0.16.04.1+esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-5423-1 fixed several vulnerabilities in ClamAV. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and 16.04 ESM.\n\n\nOriginal advisory details:\n\n Micha\u0142 Dardas discovered that ClamAV incorrectly handled parsing CHM files.\n A remote attacker could possibly use this issue to cause ClamAV to stop\n responding, resulting in a denial of service.  (CVE-2022-20770)\n\n Micha\u0142 Dardas discovered that ClamAV incorrectly handled parsing TIFF\n files. A remote attacker could possibly use this issue to cause ClamAV to\n stop responding, resulting in a denial of service. (CVE-2022-20771)\n\n Micha\u0142 Dardas discovered that ClamAV incorrectly handled parsing HTML\n files. A remote attacker could possibly use this issue to cause ClamAV to\n consume resources, resulting in a denial of service. (CVE-2022-20785)\n\n Micha\u0142 Dardas discovered that ClamAV incorrectly handled loading the\n signature database. A remote attacker could possibly use this issue to\n cause ClamAV to crash, resulting in a denial of service, or possibly\n execute arbitrary code. (CVE-2022-20792)\n\n Alexander Patrakov and Antoine Gatineau discovered that ClamAV incorrectly\n handled the scan verdict cache check. A remote attacker could possibly use\n this issue to cause ClamAV to crash, resulting in a denial of service, or\n possibly execute arbitrary code.(CVE-2022-20796)\n",
  "id": "USN-5423-2",
  "modified": "2026-06-29T10:52:55Z",
  "published": "2022-05-17T15:36:09Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5423-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-20770"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-20771"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-20785"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-20792"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-20796"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "clamav vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2022-20770",
    "UBUNTU-CVE-2022-20771",
    "UBUNTU-CVE-2022-20785",
    "UBUNTU-CVE-2022-20792",
    "UBUNTU-CVE-2022-20796"
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.