Vulnerability CVE-2012-4025
Published: 2012-07-19

Description:
Integer overflow in the queue_init function in unsquashfs.c in unsquashfs in Squashfs 4.2 and earlier allows remote attackers to execute arbitrary code via a crafted block_log field in the superblock of a .sqsh file, leading to a heap-based buffer overflow.

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Phillip lougher -> Squashfs 

 References:
http://sourceforge.net/mailarchive/forum.php?thread_name=CAAoG81HL9oP8roPLLhftTSXTzSD%2BZcR66PRkVU%3Df76W3Mjde_w%40mail.gmail.com&forum_name=squashfs-devel
http://www.mandriva.com/security/advisories?name=MDVSA-2013:128
http://www.openwall.com/lists/oss-security/2012/07/19/6
http://www.securityfocus.com/bid/54610
https://security.gentoo.org/glsa/201612-40
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0001
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