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authorMichael Niedermayer <michael@niedermayer.cc>2018-02-18 16:55:52 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2018-02-20 15:27:51 +0100
commit33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90 (patch)
treed04f9f9a7fcee297a1cdd83c23a059c09c172ee5 /libavcodec/aacdec_template.c
parent793347a54579ee954b58d336b82eed4a1786de21 (diff)
downloadffmpeg-33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90.tar.gz
avcodec/aacdec_templat: Fix integer overflow in apply_ltp()
Fixes: signed integer overflow: -1625276744 + -1041893960 cannot be represented in type 'int' Fixes: 5948/clusterfuzz-testcase-minimized-5791479856365568 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/aacdec_template.c')
-rw-r--r--libavcodec/aacdec_template.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 6c6cdd84af..c2d9802023 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -2561,7 +2561,7 @@ static void apply_ltp(AACContext *ac, SingleChannelElement *sce)
for (sfb = 0; sfb < FFMIN(sce->ics.max_sfb, MAX_LTP_LONG_SFB); sfb++)
if (ltp->used[sfb])
for (i = offsets[sfb]; i < offsets[sfb + 1]; i++)
- sce->coeffs[i] += predFreq[i];
+ sce->coeffs[i] += (UINTFLOAT)predFreq[i];
}
}