Fixes: out of array access
Found-by: Kira <kira_...@foxmail.com>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavfilter/vf_signature.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavfilter/vf_signature.c b/libavfilter/vf_signature.c
index f0078ba1a6..d07b213f31 100644
--- a/libavfilter/vf_signature.c
+++ b/libavfilter/vf_signature.c
@@ -576,7 +576,8 @@ static int export(AVFilterContext *ctx, StreamContext *sc,
int input)
/* error already handled */
av_assert0(av_get_frame_filename(filename, sizeof(filename),
sic->filename, input) == 0);
} else {
- strcpy(filename, sic->filename);
+ if (av_strlcpy(filename, sic->filename, sizeof(filename)) >=
sizeof(filename))
+ return AVERROR(EINVAL);
}
if (sic->format == FORMAT_XML) {
return xml_export(ctx, sc, filename);
--
2.16.2
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