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cdrom_id: fix segfault
author
Matthias Schwarzott
<zzam@gentoo.org>
Wed, 14 May 2008 14:03:49 +0000
(16:03 +0200)
committer
Kay Sievers
<kay.sievers@vrfy.org>
Wed, 14 May 2008 14:03:49 +0000
(16:03 +0200)
extras/cdrom_id/cdrom_id.c
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diff --git
a/extras/cdrom_id/cdrom_id.c
b/extras/cdrom_id/cdrom_id.c
index 0e0a463d94856bd583a6ecc9bb945033d6aae46b..e0cbe9e71321d3e5640067a01f22941971129074 100644
(file)
--- a/
extras/cdrom_id/cdrom_id.c
+++ b/
extras/cdrom_id/cdrom_id.c
@@
-469,6
+469,8
@@
static int cd_media_toc(int fd)
info("READ TOC: len: %d\n", len);
if (len > sizeof(toc))
return -1;
+ if (len < 8)
+ return -1;
/* check if we have a data track */
info("ctl %02x (0x04 is data/audio)\n", header[5]);