From eb3c1a94adbc28411610167d3dac583436e50125 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 7 Feb 2017 15:49:09 +0100 Subject: pictor: Correctly check frame dimensions Fixes: 559/clusterfuzz-testcase-6424225917173760 Bug-Id: CVE-2017-7862 CC: libav-stable@libav.org Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit 8c2ea3030af7b40a3c4275696fb5c76cdb80950a) Signed-off-by: Diego Biurrun --- libavcodec/pictordec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec') diff --git a/libavcodec/pictordec.c b/libavcodec/pictordec.c index 9477bc402d..49547cf310 100644 --- a/libavcodec/pictordec.c +++ b/libavcodec/pictordec.c @@ -140,7 +140,7 @@ static int decode_frame(AVCodecContext *avctx, avctx->pix_fmt = AV_PIX_FMT_PAL8; - if (s->width != avctx->width && s->height != avctx->height) { + if (s->width != avctx->width || s->height != avctx->height) { ret = ff_set_dimensions(avctx, s->width, s->height); if (ret < 0) return ret; -- cgit v1.2.3