github - ghsa-8gvr-7h6w-q2cv

GHSA-8GVR-7H6W-Q2CV

Vulnerability from github – Published: 2022-05-24 17:19 – Updated: 2022-10-07 18:16

Details

FFmpeg 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Severity ?

5.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2020-13904"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-06-07T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "FFmpeg 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.",
  "id": "GHSA-8gvr-7h6w-q2cv",
  "modified": "2022-10-07T18:16:21Z",
  "published": "2022-05-24T17:19:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13904"
    },
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      "type": "WEB",
      "url": "https://github.com/FFmpeg/FFmpeg/commit/6959358683c7533f586c07a766acc5fe9544d8b2"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html"
    },
    {
      "type": "WEB",
      "url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq@chinaffmpeg.org"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202007-58"
    },
    {
      "type": "WEB",
      "url": "https://trac.ffmpeg.org/ticket/8673"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4431-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2020/dsa-4722"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2020-13904 (GCVE-0-2020-13904)

Vulnerability from cvelistv5 – Published: 2020-06-07 18:07 – Updated: 2024-08-04 12:32

Summary

FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://trac.ffmpeg.org/ticket/8673	x_refsource_MISC
	https://patchwork.ffmpeg.org/project/ffmpeg/patch…	x_refsource_MISC
	https://www.debian.org/security/2020/dsa-4722	vendor-advisoryx_refsource_DEBIAN
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
	https://usn.ubuntu.com/4431-1/	vendor-advisoryx_refsource_UBUNTU
	https://security.gentoo.org/glsa/202007-58	vendor-advisoryx_refsource_GENTOO
	https://github.com/FFmpeg/FFmpeg/commit/695935868…	x_refsource_MISC

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Sightings

Author	Source	Type	Date

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.

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GHSA-8GVR-7H6W-Q2CV

CVE-2020-13904 (GCVE-0-2020-13904)

Tags

Sightings

Nomenclature