CVE-2026-125262
7.8 HIGHpublic exploit availablePublished 2026-11-09 · Updated 2026-11-10
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
FFmpeg through 9.0.2 contains a heap buffer overflow vulnerability in libavcodec/lcevcdec.c because LCEVC output picture dimensions are not validated against the allocated frame. Attackers can embed crafted LCEVC enhancement data with differing global configurations in H.264 or HEVC streams to corrupt heap memory in decoding applications.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-787
Public exploit & PoC references
All references
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25067
- https://github.com/FFmpeg/FFmpeg
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/lcevcdec.c#L224
- https://github.com/FFmpeg/FFmpeg/commit/fd6dfa613a48665dcb8d14186b33dad90aa40ae0
- https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-heap-buffer-overflow-via-lcevc-enhancement-decoding
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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