Re: [FFmpeg-devel] [PATCH 2/5] avcodec/cbs_av1: Check leb128 values read

2020-01-18 Thread Michael Niedermayer
On Fri, Dec 13, 2019 at 01:28:07AM +0100, Michael Niedermayer wrote: > "It is a requirement of bitstream conformance that the value returned from > the leb128 parsing process is less than or equal > to (1 << 32) - 1." > > Fixes: assertion failure > Fixes: > 19293/clusterfuzz-testcase-minimized-f

[FFmpeg-devel] [PATCH 2/5] avcodec/cbs_av1: Check leb128 values read

2019-12-12 Thread Michael Niedermayer
"It is a requirement of bitstream conformance that the value returned from the leb128 parsing process is less than or equal to (1 << 32) - 1." Fixes: assertion failure Fixes: 19293/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5749508361420800 Found-by: continuous fuzzing proce