diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2011-04-28 21:10:04 +0200 |
|---|---|---|
| committer | Reinhard Tartler <siretart@sandy.tauware.de> | 2011-04-29 22:46:13 +0200 |
| commit | 7089265756a84bf884a7c2290c6cda38d4dfd60f (patch) | |
| tree | 9577a2709541eb98725ce84c8ab5bbeda895df7f /libavcodec/sp5xdec.c | |
| parent | 7c152a458d3fb0a2fb1aef1f05bfee90fe70697e (diff) | |
AMV: disable DR1 and don't override EMU_EDGE
This works around a possibly exploitable crash.
Appearently, vlc can be exploited with a malicous file. This should get
reverted as soon as a proper fix is found.
Reported-at: Thu, 21 Apr 2011 14:38:25 +0000
Reported-by: Dominic Chell <Dominic.Chell@ngssecure.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 89f903b3d5ec38c9c5d90fba7e626fa0eda61a32)
(cherry picked from commit 9b919571e506fbb72b81a35ca1e7c1bd6efc4209)
Diffstat (limited to 'libavcodec/sp5xdec.c')
| -rw-r--r-- | libavcodec/sp5xdec.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/libavcodec/sp5xdec.c b/libavcodec/sp5xdec.c index e2c371a1c2..3d01020a6d 100644 --- a/libavcodec/sp5xdec.c +++ b/libavcodec/sp5xdec.c @@ -86,7 +86,6 @@ static int sp5x_decode_frame(AVCodecContext *avctx, recoded[j++] = 0xFF; recoded[j++] = 0xD9; - avctx->flags &= ~CODEC_FLAG_EMU_EDGE; av_init_packet(&avpkt_recoded); avpkt_recoded.data = recoded; avpkt_recoded.size = j; @@ -121,6 +120,6 @@ AVCodec ff_amv_decoder = { NULL, ff_mjpeg_decode_end, sp5x_decode_frame, - CODEC_CAP_DR1, + 0, .long_name = NULL_IF_CONFIG_SMALL("AMV Video"), }; |