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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-02-27 03:12:23 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-03-21 01:52:51 +0100 |
| commit | 61147f58ab6a212fdc1a1e1da68778f8640356a4 (patch) | |
| tree | 2ba1943f53d064b37c092809bf688003df1fbfa8 | |
| parent | 29e435ca3381284297f8fed6f181ef14bb767e08 (diff) | |
| download | ffmpeg-61147f58ab6a212fdc1a1e1da68778f8640356a4.tar.gz | |
swscale/utils: clear formatConvBuffer on allocation
Fixes use of uninitialized memory
Fixes: asan_heap-oob_35ca682_1474_cov_3230122439_aletrek_tga_16bit.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 007498fc1a639ecee2cda1892cbcff66c7c8c951)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libswscale/utils.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libswscale/utils.c b/libswscale/utils.c index 1fc9fc42bf..fd8e72abc6 100644 --- a/libswscale/utils.c +++ b/libswscale/utils.c @@ -1177,7 +1177,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, c->chrDstW = FF_CEIL_RSHIFT(dstW, c->chrDstHSubSample); c->chrDstH = FF_CEIL_RSHIFT(dstH, c->chrDstVSubSample); - FF_ALLOC_OR_GOTO(c, c->formatConvBuffer, FFALIGN(srcW*2+78, 16) * 2, fail); + FF_ALLOCZ_OR_GOTO(c, c->formatConvBuffer, FFALIGN(srcW*2+78, 16) * 2, fail); c->srcBpc = 1 + desc_src->comp[0].depth_minus1; if (c->srcBpc < 8) |