ffmpeg | branch: master | Pan Bian <bianpan2...@163.com> | Mon Nov 27 14:56:32 2017 +0800| [61bbc537ab2305392bd170a6f404ed6402bee4a8] | committer: Clément Bœsch
avcodec/samidec: check av_strdup() return value In function sami_paragraph_to_ass(), the return value of av_strdup() is not checked. To avoid potential NULL dereference, the return value should be checked against NULL. Signed-off-by: Pan Bian <bianpan2...@163.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=61bbc537ab2305392bd170a6f404ed6402bee4a8 --- libavcodec/samidec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/samidec.c b/libavcodec/samidec.c index 2620424750..6a598060ef 100644 --- a/libavcodec/samidec.c +++ b/libavcodec/samidec.c @@ -48,6 +48,9 @@ static int sami_paragraph_to_ass(AVCodecContext *avctx, const char *src) AVBPrint *dst_content = &sami->encoded_content; AVBPrint *dst_source = &sami->encoded_source; + if (!dupsrc) + return AVERROR(ENOMEM); + av_bprint_clear(&sami->encoded_content); av_bprint_clear(&sami->content); av_bprint_clear(&sami->encoded_source); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
