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| author | Carl Eugen Hoyos <ceffmpeg@gmail.com> | 2017-11-01 15:14:22 +0100 |
|---|---|---|
| committer | Carl Eugen Hoyos <ceffmpeg@gmail.com> | 2017-11-04 17:08:18 +0100 |
| commit | 3357b68bc02d855a92656d7a474b22adb32ca1a7 (patch) | |
| tree | 6d2f42d298e978bc8ce9c7b66bc71a3966cd0ede /libavcodec | |
| parent | 8f6c398d44b5b40ed99ed06fa0c0bbf83524b6d7 (diff) | |
| download | ffmpeg-3357b68bc02d855a92656d7a474b22adb32ca1a7.tar.gz | |
lavc/alac: Avoid allocating huge memory blocks for malicious alac input.
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/alac.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/alac.c b/libavcodec/alac.c index d6bd21ba13..93cf198eea 100644 --- a/libavcodec/alac.c +++ b/libavcodec/alac.c @@ -524,7 +524,7 @@ static int alac_set_info(ALACContext *alac) alac->max_samples_per_frame = bytestream2_get_be32u(&gb); if (!alac->max_samples_per_frame || - alac->max_samples_per_frame > INT_MAX / sizeof(int32_t)) { + alac->max_samples_per_frame > 4096 * 4096) { av_log(alac->avctx, AV_LOG_ERROR, "max samples per frame invalid: %"PRIu32"\n", alac->max_samples_per_frame); |