From 20695ef3691771dbbfb3d21b14b694c6b7e29eae Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Wed, 15 Aug 2012 23:57:38 +0200 Subject: playlist_song: fix user-after-free bug --- NEWS | 1 + src/playlist_song.c | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/NEWS b/NEWS index ea40aa8a8..9d85b1e46 100644 --- a/NEWS +++ b/NEWS @@ -11,6 +11,7 @@ ver 0.17.2 (2012/??/??) - httpd: fix throttling bug after resuming playback * mapper: fix non-UTF8 music directory name * mapper: fix potential crash in file permission check +* playlist: fix use-after-free bug ver 0.17.1 (2012/07/31) diff --git a/src/playlist_song.c b/src/playlist_song.c index 88ef1059d..ef5261c99 100644 --- a/src/playlist_song.c +++ b/src/playlist_song.c @@ -69,7 +69,6 @@ apply_song_metadata(struct song *dest, const struct song *src) } else { tmp = song_file_new(dest->uri, NULL); merge_song_metadata(tmp, dest, src); - song_free(dest); } if (dest->tag != NULL && dest->tag->time > 0 && @@ -80,6 +79,9 @@ apply_song_metadata(struct song *dest, const struct song *src) (e.g. last track on a CUE file); fix it up here */ tmp->tag->time = dest->tag->time - src->start_ms / 1000; + if (!song_in_database(dest)) + song_free(dest); + return tmp; } -- cgit v1.2.3