From ec9578d54d09b64bf112c2bf7a34b1ef3b93dbd3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 7 Feb 2014 15:07:23 +0100 Subject: [PATCH] avcodec/wmalosslessdec: fix mclms_coeffs* array size Fixes corruption of context Fixes: 8835659dde6a4f7dcdf341de6a45c6c8-signal_sigsegv_1dce67b_4564_cov_2504444599_classical_22_16_1_14000_v3c_0_extend_0_29.wma Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer --- libavcodec/wmalosslessdec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index faba551b46..f83ba9daa0 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -127,8 +127,8 @@ typedef struct WmallDecodeCtx { int8_t mclms_order; int8_t mclms_scaling; - int16_t mclms_coeffs[128]; - int16_t mclms_coeffs_cur[4]; + int16_t mclms_coeffs[WMALL_MAX_CHANNELS * WMALL_MAX_CHANNELS * 32]; + int16_t mclms_coeffs_cur[WMALL_MAX_CHANNELS * WMALL_MAX_CHANNELS]; int16_t mclms_prevvalues[WMALL_MAX_CHANNELS * 2 * 32]; int16_t mclms_updates[WMALL_MAX_CHANNELS * 2 * 32]; int mclms_recent;