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author | Michael Niedermayer <michael@niedermayer.cc> | 2022-03-23 01:08:56 +0100 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-01 00:41:28 +0200 |
commit | a9ccfc12100e127979ed019d4a92703666dd1e68 (patch) | |
tree | 47b066ed3028fdabed04dd71508cb6b7d8e6cc32 | |
parent | 9db37b02ed3894d6d10b43f00906dfc94d793c73 (diff) | |
download | ffmpeg-a9ccfc12100e127979ed019d4a92703666dd1e68.tar.gz |
avformat/aiffdec: avoid integer overflow in get_meta()
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 45891/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6159183893889024
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 6a02de21278ec3bea1d2c62665f2629d5a62210f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavformat/aiffdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/aiffdec.c b/libavformat/aiffdec.c index 7afadeb085..7f1f2c88f8 100644 --- a/libavformat/aiffdec.c +++ b/libavformat/aiffdec.c @@ -72,7 +72,7 @@ static int get_tag(AVIOContext *pb, uint32_t * tag) /* Metadata string read */ static void get_meta(AVFormatContext *s, const char *key, int size) { - uint8_t *str = av_malloc(size+1); + uint8_t *str = av_malloc(size+1U); if (str) { int res = avio_read(s->pb, str, size); |