From 98d4d5d975a2d2a3f71472f6f693bac32173a4e5 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 9 Oct 2024 23:44:00 +0200 Subject: [PATCH] avformat/mpegts: Initialize predefined_SLConfigDescriptor_seen Fixes: use of uninitialized variable Fixes: 368729566/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTS_fuzzer-6044501804646400 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit db7b4fc89fb18d5ff0a1426bd433c234555a3fff) Signed-off-by: Michael Niedermayer --- libavformat/mpegts.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index edbf126666..6c70ce5a11 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -1667,6 +1667,8 @@ static int mp4_read_iods(AVFormatContext *s, const uint8_t *buf, unsigned size, MP4DescrParseContext d; int ret; + d.predefined_SLConfigDescriptor_seen = 0; + ret = init_MP4DescrParseContext(&d, s, buf, size, descr, max_descr_count); if (ret < 0) return ret;