From 344e5de99390d3408dea01130f53e11d70cf24d8 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 8 Jan 2017 16:37:56 +0100 Subject: [PATCH] avcodec/tiff: Perform multiply in tiff_unpack_lzma() as 64bit This should make no difference as the value should not be able to be that large but its more correct this way Fixes CID1348138 Signed-off-by: Michael Niedermayer (cherry picked from commit f48b6b8b91d63148ef50d096688ed7226cd6ddf4) Signed-off-by: Michael Niedermayer --- libavcodec/tiff.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c index 3bc31a4545..af433d9a4e 100644 --- a/libavcodec/tiff.c +++ b/libavcodec/tiff.c @@ -408,7 +408,7 @@ static int tiff_unpack_lzma(TiffContext *s, AVFrame *p, uint8_t *dst, int stride const uint8_t *src, int size, int width, int lines, int strip_start, int is_yuv) { - uint64_t outlen = width * lines; + uint64_t outlen = width * (uint64_t)lines; int ret, line; uint8_t *buf = av_malloc(outlen); if (!buf)