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CVE-2026-75142

FFmpeg Stack Buffer Overflow in MPEG-PS Muxer via mpegenc.c PUBLISHED

Description (CNA)

FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer (libavformat/mpegenc.c). When muxing input with more streams than the muxer's fixed-size stack buffer accommodates, the buffer is overflowed. A crafted input with an excessive number of streams triggers the overflow during MPEG-PS muxing.

Affected (CNA)

Vendor / productVersions
FFmpeg / FFmpegaffected 0 before 9d786e4b5e9b8482651928574de33772aeee7be1

CWE

CWE-121

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.