Vulnerability-Lookup

UBUNTU-CVE-2026-92473 (CVE-2026-92473)

Vulnerability from osv_ubuntu – Published: 2026-09-16 19:18 – Updated: 2026-09-23 23:39 – Source website

Details

A vulnerability was identified in GPAC 26.08-DEV. The impacted element is the function gf_sg_command_del of the file src/scenegraph/commands.c of the component BIFS Handler. The manipulation leads to use after free. The attack needs to be performed locally. The exploit is publicly available and might be used. Upgrading to version abi-16.24 is sufficient to resolve this issue. The identifier of the patch is e34f4ba349d55cd1849f0bcf4cf46552732e2db7. It is suggested to upgrade the affected component.

Severity

3.3 (Low)


                    
                      CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

1.9 (Low)


                    
                      CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2026-92473	REPORT
	https://www.cve.org/CVERecord?id=CVE-2026-92473	REPORT
	https://github.com/gpac/gpac/	REPORT
	https://github.com/gpac/gpac/commit/e34f4ba349d55…	REPORT
	https://github.com/gpac/gpac/issues/3830	REPORT
	https://github.com/gpac/gpac/releases/tag/abi-16.24	REPORT
	https://github.com/user-attachments/files/3063590…	REPORT
	https://vuldb.com/cve/CVE-2026-92473	REPORT
	https://vuldb.com/submit/941004	REPORT
	https://vuldb.com/vuln/405732	REPORT
	https://vuldb.com/vuln/405732/cti	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
          },
          {
            "binary_name": "libgpac2",
            "binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@0.5.0+svn4288~dfsg1-4ubuntu1+esm2?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.5.0+svn4288~dfsg1-1ubuntu1",
        "0.5.0+svn4288~dfsg1-4",
        "0.5.0+svn4288~dfsg1-4ubuntu1",
        "0.5.0+svn4288~dfsg1-4ubuntu1+esm1",
        "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
          },
          {
            "binary_name": "libgpac4",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.5.2-426-gc5ad4e4+dfsg5-1build1",
        "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1",
        "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
          },
          {
            "binary_name": "libgpac4",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.5.2-426-gc5ad4e4+dfsg5-3",
        "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1",
        "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
          },
          {
            "binary_name": "libgpac4",
            "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1",
        "0.5.2-426-gc5ad4e4+dfsg5-5",
        "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
          },
          {
            "binary_name": "libgpac11",
            "binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@2.0.0+dfsg1-2ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0.1+dfsg1-4",
        "1.0.1+dfsg1-5",
        "2.0.0+dfsg1-2",
        "2.0.0+dfsg1-2ubuntu0.1~esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gpac",
            "binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
          },
          {
            "binary_name": "gpac-modules-base",
            "binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
          },
          {
            "binary_name": "libgpac12t64",
            "binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:24.04:LTS",
        "name": "gpac",
        "purl": "pkg:deb/ubuntu/gpac@2.2.1+dfsg1-3.1ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.2.1+dfsg1-3",
        "2.2.1+dfsg1-3.1",
        "2.2.1+dfsg1-3.1build1",
        "2.2.1+dfsg1-3.1build2",
        "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
      ]
    }
  ],
  "aliases": [],
  "details": "A vulnerability was identified in GPAC 26.08-DEV. The impacted element is the function gf_sg_command_del of the file src/scenegraph/commands.c of the component BIFS Handler. The manipulation leads to use after free. The attack needs to be performed locally. The exploit is publicly available and might be used. Upgrading to version abi-16.24 is sufficient to resolve this issue. The identifier of the patch is e34f4ba349d55cd1849f0bcf4cf46552732e2db7. It is suggested to upgrade the affected component.",
  "id": "UBUNTU-CVE-2026-92473",
  "modified": "2026-09-23T23:39:29Z",
  "published": "2026-09-16T19:18:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-92473"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-92473"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/gpac/gpac/"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/gpac/gpac/issues/3830"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/gpac/gpac/releases/tag/abi-16.24"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/user-attachments/files/30635904/poc_10.zip"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/cve/CVE-2026-92473"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/submit/941004"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/405732"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/405732/cti"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2026-92473"
  ]
}

CVE-2026-92473 (GCVE-0-2026-92473)

Vulnerability from cvelistv5 – Published: 2026-09-16 19:00 – Updated: 2026-09-18 18:21 X_Open Source

Title

GPAC BIFS commands.c gf_sg_command_del use after free

Summary

Severity

4.8 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

3.3 (Low)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

3.3 (Low)


                        
                          CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-18 18:21 UTC

CWE

CWE-416 - Use After Free
CWE-119 - Memory Corruption

Assigner

VulDB mitre root Scorecard

References

9 references

URL	Tags
https://vuldb.com/vuln/405732	vdb-entrytechnical-description
https://vuldb.com/vuln/405732/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-92473	third-party-advisory
https://vuldb.com/submit/941004	third-party-advisory
https://github.com/gpac/gpac/issues/3830	issue-tracking
https://github.com/user-attachments/files/3063590…	exploit
https://github.com/gpac/gpac/commit/e34f4ba349d55…	patch
https://github.com/gpac/gpac/releases/tag/abi-16.24	patch
https://github.com/gpac/gpac/	product

Impacted products

1 product

Vendor	Product	Version
n/a	GPAC	Affected: 26.08-DEV Unaffected: abi-16.24 cpe:2.3:a:gpac:gpac::::::::

Credits

fczhang (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-92473",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-18T18:21:06.114565Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-18T18:21:21.103Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "BIFS Handler"
          ],
          "product": "GPAC",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "26.08-DEV"
            },
            {
              "status": "unaffected",
              "version": "abi-16.24"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "fczhang (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in GPAC 26.08-DEV. The impacted element is the function gf_sg_command_del of the file src/scenegraph/commands.c of the component BIFS Handler. The manipulation leads to use after free. The attack needs to be performed locally. The exploit is publicly available and might be used. Upgrading to version abi-16.24 is sufficient to resolve this issue. The identifier of the patch is e34f4ba349d55cd1849f0bcf4cf46552732e2db7. It is suggested to upgrade the affected component."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 1.7,
            "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
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          "descriptions": [
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              "description": "Use After Free",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
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      "references": [
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          "name": "VDB-405732 | GPAC BIFS commands.c gf_sg_command_del use after free",
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          ],
          "url": "https://vuldb.com/vuln/405732"
        },
        {
          "name": "VDB-405732 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/405732/cti"
        },
        {
          "name": "CVE-2026-92473 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-92473"
        },
        {
          "name": "Submit #941004 | GPAC  GPAC MP4Box GPAC 26.08-DEV / master commit 49dee5cad329cfed310c1682703df7daa47df31a: Heap Use-After-Free / Invalid Pointer Dereference",
          "tags": [
            "third-party-advisory"
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          "url": "https://vuldb.com/submit/941004"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/gpac/gpac/issues/3830"
        },
        {
          "tags": [
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          "url": "https://github.com/user-attachments/files/30635904/poc_10.zip"
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          "url": "https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7"
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        {
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            "patch"
          ],
          "url": "https://github.com/gpac/gpac/releases/tag/abi-16.24"
        },
        {
          "tags": [
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          "url": "https://github.com/gpac/gpac/"
        }
      ],
      "tags": [
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          "lang": "en",
          "time": "2026-09-16T00:00:00.000Z",
          "value": "Advisory disclosed"
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          "time": "2026-09-16T02:00:00.000Z",
          "value": "VulDB entry created"
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        {
          "lang": "en",
          "time": "2026-09-16T14:20:41.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "GPAC BIFS commands.c gf_sg_command_del use after free",
      "x_generator": [
        "VulDB PVTS v202609"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-92473",
    "datePublished": "2026-09-16T19:00:09.258Z",
    "dateReserved": "2026-09-16T12:14:55.108Z",
    "dateUpdated": "2026-09-18T18:21:21.103Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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.

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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.

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UBUNTU-CVE-2026-92473 (CVE-2026-92473)

CVE-2026-92473 (GCVE-0-2026-92473)

Tags

Sightings

Nomenclature

Related by attack behaviour