ffmpeg-fips-8.1-libswscale9 — security advisory

{
  "id": "9824941b53106014c40637c0ed91d87c5b3f9f480b9b99fb9da052af29058935",
  "url": "https://osv.dev/vulnerability/CGA-3mv9-qw26-9r2x",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-3mv9-qw26-9r2x",
    "summary": "CGA-3mv9-qw26-9r2x",
    "evidence": "osv:CGA-3mv9-qw26-9r2x",
    "products": [
      {
        "name": {
          "value": "ffmpeg-fips-8.1-libswscale9",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CGA-3mv9-qw26-9r2x",
      "aliases": [
        "CGA-3mv9-qw26-9r2x"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "ffmpeg-fips-8.1-libswscale9",
            "purl": "pkg:apk/chainguard/ffmpeg-fips-8.1-libswscale9?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-3mv9-qw26-9r2x.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "ffmpeg-fips-8.1-libswscale9",
                "component_purl": "pkg:apk/ffmpeg-fips-8.1-libswscale9@8.1.3-r4",
                "component_type": "apk",
                "component_version": "8.1.3-r4",
                "component_location": "/.PKGINFO",
                "latest_event_status": "detection",
                "latest_event_timestamp": "2026-10-21T13:13:05Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-21T15:41:29Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-107677",
        "GHSA-23w5-87r9-849m"
      ],
      "references": [
        "https://code.ffmpeg.org/FFmpeg/FFmpeg",
        "https://ffmpeg.org/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/107xxx/CVE-2026-107677.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-107677",
        "https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-dash-demuxer-infinite-loop-via-empty-segmenttemplate-media",
        "https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/ed27bfcbbbc0872c0195eaf4dd2c0c93b9f1778e",
        "https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24592",
        "https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavformat/dashdec.c#L1726",
        "https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavutil/avstring.c#L230-L238"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-107677",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 393737,
  "published_at": "2026-10-21T13:13:05+00:00"
}