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avcodec/sanm: Reset sizes in destroy_buffers() 

Fixes crash in 1288a2fe8e9ae6b00ca40e089d08ca65_signal_sigsegv_7ffff71426a7_354_accident.san with allocation limit 65536

Found-by: Samuel Groß, Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 39bbdebb1e)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-07-13 16:05:21 +02:00
parent 41fba53525
commit f78573466d
1 changed files with 1 additions and 0 deletions
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libavcodec/sanm.c
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@ -457,6 +457,7 @@ static void destroy_buffers(SANMVideoContext *ctx)
ctx->frm0_size = ctx->frm0_size =
ctx->frm1_size = ctx->frm1_size =
ctx->frm2_size = 0; ctx->frm2_size = 0;
init_sizes(ctx, 0, 0);
} }
static av_cold int init_buffers(SANMVideoContext *ctx) static av_cold int init_buffers(SANMVideoContext *ctx)