From b16830840eb9bdec88fce2aebb38a582e093ab6b Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 27 Jan 2013 04:53:03 +0100 Subject: [PATCH] tiff: in add_string_metadata() check the count more completely 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 d5fba7ea6f..fdcd9374a1 100644 --- a/libavcodec/tiff.c +++ b/libavcodec/tiff.c @@ -308,7 +308,7 @@ static int add_string_metadata(int count, const char *name, { char *value; - if (bytestream2_get_bytes_left(&s->gb) < count) + if (bytestream2_get_bytes_left(&s->gb) < count || count < 0) return AVERROR_INVALIDDATA; value = av_malloc(count + 1);