From c2649d5196843db46d25a9f9f6f9272a464221b7 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Tue, 9 Mar 2021 21:17:12 +0100 Subject: [PATCH] avutil/avstring: Limit string length in av_escape to range of int Otherwise the caller can't distinguish the return value from an error. Signed-off-by: Andreas Rheinhardt --- libavutil/avstring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/avstring.c b/libavutil/avstring.c index e33d4aac51..832bec750f 100644 --- a/libavutil/avstring.c +++ b/libavutil/avstring.c @@ -337,7 +337,7 @@ int av_escape(char **dst, const char *src, const char *special_chars, { AVBPrint dstbuf; - av_bprint_init(&dstbuf, 1, AV_BPRINT_SIZE_UNLIMITED); + av_bprint_init(&dstbuf, 1, INT_MAX); /* (int)dstbuf.len must be >= 0 */ av_bprint_escape(&dstbuf, src, special_chars, mode, flags); if (!av_bprint_is_complete(&dstbuf)) {