| Package | Affected versions | Patched versions |
|---|---|---|
| libav | ≤ 12.3 |
In Libav 12.3, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c has a complex format argument to sscanf.
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