Re: [FFmpeg-devel] [PATCH 3/4] avcodec/jpeglsdec: Check Jpeg-LS LSE

2023-12-28 Thread Michael Niedermayer
On Sat, Dec 16, 2023 at 01:16:18PM +0100, Michael Niedermayer wrote: > Fixes: signed integer overflow: 2147478526 + 33924 cannot be represented in > type 'int' > Fixes: shift exponent 32 is too large for 32-bit type 'unsigned int' > Fixes: >

[FFmpeg-devel] [PATCH 3/4] avcodec/jpeglsdec: Check Jpeg-LS LSE

2023-12-16 Thread Michael Niedermayer
Fixes: signed integer overflow: 2147478526 + 33924 cannot be represented in type 'int' Fixes: shift exponent 32 is too large for 32-bit type 'unsigned int' Fixes: 64243/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-5195717848989696 Found-by: continuous fuzzing process