CVE catalog

CVE-2021-28300

UBUNTU-

[CVE catalog]

NULL Pointer Dereference in the "isomedia/track.c" module's "MergeTrack()" function of GPAC v0.5.2 allows attackers to execute arbitrary code or cause a Denial-of-Service (DoS) by uploading a malicious MP4 file.

Severity
Unknown
Published
Updated
Source
[NVD] · [CVE record]
EPSS
2.08% · Oct 27, 2026

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / releasePackageVersionStatusSource
Debian11gpac1.0.1+dfsg1-4Fixed[DEBIAN-CVE-2021-28300]

Showing 1 fix observations. All 13 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence
Distribution / releasePackageVersionStatusSource
Debian11ccextractor0.88+ds1-1Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.93+ds1-1Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.93+ds2-1Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.93+ds2-2Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.94+ds1-1Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.94+ds1-2Affected[DEBIAN-CVE-2021-28300]
Debian11ccextractor0.94+ds1-3Affected[DEBIAN-CVE-2021-28300]
Debian11gpac1.0.1+dfsg1-4Fixed[DEBIAN-CVE-2021-28300]
Ubuntuprogpac2.2.1+dfsg1-3Affected[UBUNTU-CVE-2021-28300]
Ubuntuprogpac2.2.1+dfsg1-3.1Affected[UBUNTU-CVE-2021-28300]
Ubuntuprogpac2.2.1+dfsg1-3.1build1Affected[UBUNTU-CVE-2021-28300]
Ubuntuprogpac2.2.1+dfsg1-3.1build2Affected[UBUNTU-CVE-2021-28300]
Ubuntuprogpac2.2.1+dfsg1-3.1ubuntu0.1~esm2Affected[UBUNTU-CVE-2021-28300]
Original provider fields
{
  "package_releases": [],
  "fixed_versions": [],
  "distribution_packages": [
    {
      "name": "ccextractor",
      "distro": "debian",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "11",
      "versions": [
        "0.88+ds1-1",
        "0.93+ds1-1",
        "0.93+ds2-1",
        "0.93+ds2-2",
        "0.94+ds1-1",
        "0.94+ds1-2",
        "0.94+ds1-3"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-28300",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "DEBIAN-CVE-2021-28300",
      "provider_updated_at": "2026-08-27T23:04:00.244418922Z"
    },
    {
      "name": "gpac",
      "distro": "debian",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.0.1+dfsg1-4"
            }
          ]
        }
      ],
      "release": "11",
      "versions": [],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-28300",
      "fixed_version": "1.0.1+dfsg1-4",
      "provider_source": "pypi",
      "provider_record_id": "DEBIAN-CVE-2021-28300",
      "provider_updated_at": "2026-08-27T23:04:00.244418922Z"
    },
    {
      "name": "gpac",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "pro",
      "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"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-28300",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2021-28300",
      "provider_updated_at": "2026-04-22T12:50:28.844783Z"
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

Observed:

References

[FIRST EPSS] · [OSV Package Vulnerability Database]