virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-08 13:22:53 +02:00
Code Issues Releases Activity

avcodec/lagarith: Fix runtime error: left shift of negative value -1

Browse Source 
Fixes: 1424/clusterfuzz-testcase-minimized-6088327159611392

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-05-10 00:50:05 +02:00
parent c5d2fa2fdf
commit ddb2dd7edb
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/lagarith.c
View File

@ -98,7 +98,7 @@ static uint32_t softfloat_mul(uint32_t x, uint64_t mantissa)
static uint8_t lag_calc_zero_run(int8_t x)
{
return (x << 1) ^ (x >> 7);
return (x * 2) ^ (x >> 7);
}
static int lag_decode_prob(GetBitContext *gb, uint32_t *value)