From 59e5b05ef6f26064fc399f8e23aa05f962b8ae48 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 19 Feb 2017 22:54:30 +0100 Subject: avcodec/h264_ps: Fix runtime error: signed integer overflow: -1094995528 * 2 cannot be represented in type 'int' Fixes: 615/clusterfuzz-testcase-5488002644049920 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/h264_ps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c index 8218e3a010..270d06b52a 100644 --- a/libavcodec/h264_ps.c +++ b/libavcodec/h264_ps.c @@ -468,7 +468,7 @@ int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx, sps->frame_mbs_only_flag = get_bits1(gb); - if (sps->mb_height >= INT_MAX / 2) { + if (sps->mb_height >= INT_MAX / 2U) { av_log(avctx, AV_LOG_ERROR, "height overflow\n"); goto fail; } -- cgit v1.2.3