Is CVE-2012-4025 being actively exploited?

CVE-2012-4025 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-4025?

CVE-2012-4025 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2012-4025

MEDIUM · CVSS 6.8EPSS 3.9%EU EUVD

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.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-190
EPSS score: 3.9% (90th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3969)
Published: July 19, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-3969 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

squashfs project / squashfs

References

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

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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