MEDIUMCVSS v3.1 5.5Vulnerability
CVE-2026-125205
FFmpeg through 9.0.2 contains an unbounded memory allocation vulnerability in the av1_frame_merge bitstream filter that allows attackers to exhaust memory by never sending a temporal delimiter OBU. Attackers can supply a crafted .obu file opened by the AV1 OBU or Annex B demuxers, forcing unlimited OBU buffering per temporal unit and causing denial of service.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-11-10T23:33:48.924589+00:00
- Epss score
- 0.00165
- Cvss severity
- MEDIUM
- Cvss score
- 5.5
- Retrieved at
- 2026-11-10T23:35:17+00:00
- Last source
- FIRST EPSS
- Score
- 5.5
- Cvss version
- 3.1
- Cve id
- CVE-2026-125205
- Cvss vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- First seen by Signal
- 2026-11-09T23:18:15+00:00
- Name
- CVE-2026-125205
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Published at
- 2026-11-09T19:16:57.040
- Last modified
- 2026-11-10T21:46:30.757
- Epss percentile
- 0.05729
Related Entities (1)
HAS_WEAKNESS (1)
Related research
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