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authorAndreas Rheinhardt <andreas.rheinhardt@gmail.com>2021-03-09 21:17:12 +0100
committerAndreas Rheinhardt <andreas.rheinhardt@gmail.com>2021-03-15 06:44:03 +0100
commitc2649d5196843db46d25a9f9f6f9272a464221b7 (patch)
tree076f0912065d37df2f96c72a25b4492f3e1c9cd6 /libavutil/avstring.c
parenta581370f54b6d67270ec228c05e8c00619b2162b (diff)
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 <andreas.rheinhardt@gmail.com>
Diffstat (limited to 'libavutil/avstring.c')
-rw-r--r--libavutil/avstring.c2
1 files changed, 1 insertions, 1 deletions
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)) {