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Commit Graph

7 Commits

Author SHA1 Message Date
Michael Niedermayer
4fb9d94688
avformat/lafdec: Check for 0 parameters
Fixes: Timeout
Fixes: 63661/clusterfuzz-testcase-minimized-ffmpeg_dem_LAF_fuzzer-6615365234589696

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Sean McGovern <gseanmcg@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-11-03 22:16:33 +01:00
Paul B Mahol
4b922218e9 avformat/lafdec: check for not supported bpp 2023-02-04 09:40:34 +01:00
Paul B Mahol
332a4d798d avformat/lafdec: error out on partial packet header read 2023-02-04 09:40:34 +01:00
Michael Niedermayer
f4b4e16641
libavformat/lafdec: free data
Fixes: memleak

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-02-01 20:23:37 +01:00
Michael Niedermayer
ad95d9c855
avformat/lafdec: Check if all data was read
Fixes: OOM
Fixes: 54572/clusterfuzz-testcase-minimized-ffmpeg_dem_LAF_fuzzer-4974038870523904

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-02-01 20:23:37 +01:00
Michael Niedermayer
b92260f70a
avformat/lafdec: Check for EOF in header reading
Fixes: OOM testcase
Fixes: 51527/clusterfuzz-testcase-minimized-ffmpeg_dem_LAF_fuzzer-5453663505612800

OOM can still happen after this as an arbitrary sized block is allocated and read
this would require a redesign or some limit on the sample rate.

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-12-23 00:43:02 +01:00
Paul B Mahol
dd2a01ef5c avformat: add LAF demuxer 2022-09-16 10:02:19 +02:00