From 93e168705dbe306ad040d56d4c3ac8a8567143ab Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 1 Dec 2015 12:40:32 +0100 Subject: [PATCH] avformat/dump: Fix integer overflow in av_dump_format() Fixes part of mozilla bug 1229167 Found-by: Tyson Smith Signed-off-by: Michael Niedermayer (cherry picked from commit 8e7f4520226d2d9ad6a58ad6c32d1455a8b244b2) Signed-off-by: Michael Niedermayer --- libavformat/dump.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/dump.c b/libavformat/dump.c index df102e6c65..71bb5bd057 100644 --- a/libavformat/dump.c +++ b/libavformat/dump.c @@ -444,7 +444,7 @@ void av_dump_format(AVFormatContext *ic, int index, av_log(NULL, AV_LOG_INFO, " Duration: "); if (ic->duration != AV_NOPTS_VALUE) { int hours, mins, secs, us; - int64_t duration = ic->duration + 5000; + int64_t duration = ic->duration + (ic->duration <= INT64_MAX - 5000 ? 5000 : 0); secs = duration / AV_TIME_BASE; us = duration % AV_TIME_BASE; mins = secs / 60;