ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Sep 19 20:48:38 2020 +0200| [bc0e776c9aaf06f437bf21e05a713fd54dc85400] | committer: Michael Niedermayer
avcodec/ansi: Check nb_args for overflow Fixes: Integer overflow (no testcase) Reviewed-by: Paul B Mahol <one...@gmail.com> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=bc0e776c9aaf06f437bf21e05a713fd54dc85400 --- libavcodec/ansi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c index 516d07db69..272185230d 100644 --- a/libavcodec/ansi.c +++ b/libavcodec/ansi.c @@ -431,7 +431,8 @@ static int decode_frame(AVCodecContext *avctx, s->args[s->nb_args] = FFMAX(s->args[s->nb_args], 0) * 10 + buf[0] - '0'; break; case ';': - s->nb_args++; + if (s->nb_args < MAX_NB_ARGS) + s->nb_args++; if (s->nb_args < MAX_NB_ARGS) s->args[s->nb_args] = 0; break; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
