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| author | Luca Barbato <lu_zero@gentoo.org> | 2013-06-30 09:57:56 +0200 |
|---|---|---|
| committer | Reinhard Tartler <siretart@tauware.de> | 2013-07-04 22:05:15 +0200 |
| commit | 51a23b0e95ac117a691c7d849c7af7ffa9e7d18b (patch) | |
| tree | ff76f1c932ef6beb6c8c78a9f5d1b4c7b7bdbd80 | |
| parent | 2cdc97632033206d287b734365e055751a5636de (diff) | |
| download | ffmpeg-51a23b0e95ac117a691c7d849c7af7ffa9e7d18b.tar.gz | |
indeo: Properly forward the error codes
If the tile data size does not match the buffer size it did not
return an AVERROR_INVALIDDATA causing futher corruption later.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 7388c0c58601477db076e2e74e8b11f8a644384a)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
| -rw-r--r-- | libavcodec/ivi_common.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c index 3bdcbaba56..f0e4f60ff1 100644 --- a/libavcodec/ivi_common.c +++ b/libavcodec/ivi_common.c @@ -774,8 +774,16 @@ static int decode_band(IVI45DecContext *ctx, break; result = ivi_decode_blocks(&ctx->gb, band, tile, avctx); - if (result < 0 || ((get_bits_count(&ctx->gb) - pos) >> 3) != tile->data_size) { - av_log(avctx, AV_LOG_ERROR, "Corrupted tile data encountered!\n"); + if (result < 0) { + av_log(avctx, AV_LOG_ERROR, + "Corrupted tile data encountered!\n"); + break; + } + + if (((get_bits_count(&ctx->gb) - pos) >> 3) != tile->data_size) { + av_log(avctx, AV_LOG_ERROR, + "Tile data_size mismatch!\n"); + result = AVERROR_INVALIDDATA; break; } |