CVE-2012-4025

Name: CVE-2012-4025
Creator: NVD / NIST
Published: 2012-07-19T19:55:02.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.93%

Last modified Jun 16, 2026

CVE-2012-4025 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 3.93% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

3.93%

89.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Squashfs Project	Squashfs	<= 4.2

References

http://sourceforge.net/mailarchive/forum.php?thread_name=CAAoG81HL9oP8roPLLhftTSXTzSD%2BZcR66PRkVU%3Df76W3Mjde_w%40mail.gmail.com&forum_name=squashfs-develThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:128Not Applicable
http://www.openwall.com/lists/oss-security/2012/07/19/6Mailing List
http://www.osvdb.org/83899Broken Link
http://www.securityfocus.com/bid/54610Third Party Advisory, VDB Entry
https://security.gentoo.org/glsa/201612-40Third Party Advisory
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0001Third Party Advisory
http://sourceforge.net/mailarchive/forum.php?thread_name=CAAoG81HL9oP8roPLLhftTSXTzSD%2BZcR66PRkVU%3Df76W3Mjde_w%40mail.gmail.com&forum_name=squashfs-develThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:128Not Applicable
http://www.openwall.com/lists/oss-security/2012/07/19/6Mailing List
http://www.osvdb.org/83899Broken Link
http://www.securityfocus.com/bid/54610Third Party Advisory, VDB Entry
https://security.gentoo.org/glsa/201612-40Third Party Advisory
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0001Third Party Advisory

Timeline

Published: Jul 19, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4025?

How severe is CVE-2012-4025?

Severity scoring for CVE-2012-4025 is pending analysis. The EPSS model estimates a 3.93% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4025?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4025?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST