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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-03-23 01:08:56 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-10-09 21:32:53 +0200 |
| commit | 4aeea332ebf87cb3bb77a053516e49b082d75c4e (patch) | |
| tree | 42d9fd8f2dd9248b4b803cc4237e71cf949b7687 | |
| parent | b928cd3bda752c2a0a877b2581cce2d4e19978bc (diff) | |
| download | ffmpeg-4aeea332ebf87cb3bb77a053516e49b082d75c4e.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 68961c447a..dbd6e92a74 100644 --- a/libavformat/aiffdec.c +++ b/libavformat/aiffdec.c @@ -73,7 +73,7 @@ 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); |