Created attachment 8695675 [details] call_stack.txt Found fuzzing ffmpeg commit: 259c71c199e9b4ea89bf4cb90ed0e207ddc9dff7 This is an Undefined behavior sanitizer (UBSan) runtime error. Looks like there are two in this function: libavcodec/h264_slice.c:786:36: runtime error: signed integer overflow: 2147483647 + 65545 cannot be represented in type 'int' libavcodec/h264_slice.c:812:46: runtime error: signed integer overflow: -8 - 2147483647 cannot be represented in type 'int' Run this command with an UBSan build: $ ./ffmpeg -v 0 -nostats -f h264 -i test_case.264 -f null -
Michael, did you see this one?
Priority: -- → P1
Assigning to Gerald to make sure this gets followed-up.
Assignee: nobody → gsquelart
seems i missed or forgot about this one Should be fixed 7cc01c25727a96eaaa0c177234b626e47c8ea491 does not look security relevant
As per comment 4, fixed in https://github.com/FFmpeg/FFmpeg/commit/7cc01c25727a96eaaa0c177234b626e47c8ea491
Status: NEW → RESOLVED
Last Resolved: 2 years ago
Resolution: --- → FIXED
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