Message ID | 20190919193741.21138-2-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | c552c3ef70dc353ad5c18d145aa0167cf7b64c67 |
Headers | show |
On Thu, Sep 19, 2019 at 09:37:39PM +0200, Michael Niedermayer wrote: > Fixes: Integer overflow > Fixes: 17199/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FLAC_fuzzer-5696145187143680 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/flac_parser.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...]
diff --git a/libavcodec/flac_parser.c b/libavcodec/flac_parser.c index f085159d1d..60145040d5 100644 --- a/libavcodec/flac_parser.c +++ b/libavcodec/flac_parser.c @@ -321,7 +321,7 @@ static int check_header_mismatch(FLACParseContext *fpc, (child_fi->frame_or_sample_num != header_fi->frame_or_sample_num + 1)) { FLACHeaderMarker *curr; - int expected_frame_num, expected_sample_num; + int64_t expected_frame_num, expected_sample_num; /* If there are frames in the middle we expect this deduction, as they are probably valid and this one follows it */
Fixes: Integer overflow Fixes: 17199/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FLAC_fuzzer-5696145187143680 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/flac_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)