diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-02-21 19:32:56 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-02-21 21:05:04 +0300 |
| commit | 631f7484918a9e7260377c3cea878be708609e64 (patch) | |
| tree | 8eb62140fc84ab2c0e700da3f560313698fa5d6d /libavcodec/ituh263dec.c | |
| parent | a59505ca76718549dfc51b9622e2d88cb60f33b5 (diff) | |
avcodec/ituh263dec: Fix runtime error: left shift of negative value -22
Fixes: 639/clusterfuzz-testcase-5143866241974272
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/ituh263dec.c')
| -rw-r--r-- | libavcodec/ituh263dec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c index 73aaa1daf8..9a2c8e6c42 100644 --- a/libavcodec/ituh263dec.c +++ b/libavcodec/ituh263dec.c @@ -524,7 +524,7 @@ retry: }else{ level = SHOW_UBITS(re, &s->gb, 5); SKIP_CACHE(re, &s->gb, 5); - level |= SHOW_SBITS(re, &s->gb, 6)<<5; + level |= SHOW_SBITS(re, &s->gb, 6) * (1<<5); SKIP_COUNTER(re, &s->gb, 5 + 6); } } |