Module: libav Branch: release/0.8 Commit: 697a45d861b7cd6a96718383a44f41348487f844
Author: Michael Niedermayer <[email protected]> Committer: Reinhard Tartler <[email protected]> Date: Sun Dec 25 00:10:27 2011 +0100 ws_snd1: Fix wrong samples count and crash. Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit 9fb7a5af97d8c084c3af2566070d09eae0ab49fc) Addresses CVE-2012-0848 Reviewed-by: Justin Ruggles <[email protected]> Signed-off-by: Reinhard Tartler <[email protected]> --- libavcodec/ws-snd1.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/ws-snd1.c b/libavcodec/ws-snd1.c index b2d086e..15eb6f8 100644 --- a/libavcodec/ws-snd1.c +++ b/libavcodec/ws-snd1.c @@ -112,8 +112,8 @@ static int ws_snd_decode_frame(AVCodecContext *avctx, void *data, /* make sure we don't write past the output buffer */ switch (code) { - case 0: smp = 4; break; - case 1: smp = 2; break; + case 0: smp = 4*(count+1); break; + case 1: smp = 2*(count+1); break; case 2: smp = (count & 0x20) ? 1 : count + 1; break; default: smp = count + 1; break; } _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
