FFmpeg through 9.0.2 contains a memory leak vulnerability in vc1_decode_frame() in libavcodec/vc1dec.c that leaks slice buffers when init_get_bits8() fails. Attackers can supply crafted files with repeated oversized VC-1 slices exceeding the bit reader limit to exhaust memory of decoding applications.
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Affected Vendors & Products
Advisories
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Fixes
Solution
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Workaround
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References
History
Mon, 09 Nov 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | FFmpeg through 9.0.2 contains a memory leak vulnerability in vc1_decode_frame() in libavcodec/vc1dec.c that leaks slice buffers when init_get_bits8() fails. Attackers can supply crafted files with repeated oversized VC-1 slices exceeding the bit reader limit to exhaust memory of decoding applications. | |
| Title | FFmpeg through 9.0.2 Memory Leak in VC-1 Decoder via vc1_decode_frame() | |
| First Time appeared |
Ffmpeg
Ffmpeg ffmpeg |
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| Weaknesses | CWE-401 | |
| CPEs | cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Ffmpeg
Ffmpeg ffmpeg |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-09T19:11:19.375Z
Reserved: 2026-11-09T18:15:11.595Z
Link: CVE-2026-125199
No data.
Status : Received
Published: 2026-11-09T19:16:56.123
Modified: 2026-11-09T19:16:56.123
Link: CVE-2026-125199
No data.
OpenCVE Enrichment
No data.
Weaknesses