On Wed, Dec 2, 2020 at 5:24 AM Andreas Rheinhardt <
andreas.rheinha...@gmail.com> wrote:
> Fixes potential heap-buffer-overflow.
>
> Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
> ---
> libavcodec/ass_split.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavcodec/ass_split.c b/libavcodec/ass_split.c
> index c2c388d9f0..189272bbd9 100644
> --- a/libavcodec/ass_split.c
> +++ b/libavcodec/ass_split.c
> @@ -376,7 +376,7 @@ ASSSplitContext *ff_ass_split(const char *buf)
> ASSSplitContext *ctx = av_mallocz(sizeof(*ctx));
> if (!ctx)
> return NULL;
> - if (buf && !memcmp(buf, "\xef\xbb\xbf", 3)) // Skip UTF-8 BOM header
> + if (buf && !strncmp(buf, "\xef\xbb\xbf", 3)) // Skip UTF-8 BOM header
> buf += 3;
> ctx->current_section = -1;
> if (ass_split(ctx, buf) < 0) {
> --
> 2.25.1
>
>
Will apply.
- Andreas
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