From 8000d484b83aafa752d84fbdbfb352ffe0dc64f8 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 27 Nov 2015 13:37:50 +0100 Subject: avcodec/cabac: Check initial cabac decoder state Fixes integer overflows Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2340_591e9810c7b09efe501ad84638c9e9f8.264 Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Found-by: xiedingbao (Ticket4727) Signed-off-by: Michael Niedermayer --- libavcodec/cabac.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/cabac.h') diff --git a/libavcodec/cabac.h b/libavcodec/cabac.h index b15a70b..1bf1c62 100644 --- a/libavcodec/cabac.h +++ b/libavcodec/cabac.h @@ -51,6 +51,6 @@ typedef struct CABACContext{ }CABACContext; void ff_init_cabac_encoder(CABACContext *c, uint8_t *buf, int buf_size); -void ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size); +int ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size); #endif /* AVCODEC_CABAC_H */ -- cgit v1.1