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author | Michael Niedermayer <michael@niedermayer.cc> | 2018-02-18 16:55:52 +0100 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-02-27 19:59:58 +0100 |
commit | 6648d3fef6b07f3ec0b60ec4b5ec08aa5e1964ca (patch) | |
tree | d9fba18f5139afc12a33459328a567538b9c1d8c | |
parent | afc85dacba4be4b91e2e1ca5df31f55fb94b44d6 (diff) | |
download | ffmpeg-6648d3fef6b07f3ec0b60ec4b5ec08aa5e1964ca.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>
(cherry picked from commit 33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavcodec/aacdec_template.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c index 3cb8f32403..f21d215c9e 100644 --- a/libavcodec/aacdec_template.c +++ b/libavcodec/aacdec_template.c @@ -2496,7 +2496,7 @@ 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]; } } |