CVE-2012-0038

low-risk

Published 2012-05-17

Integer overflow in the xfs_acl_from_disk function in fs/xfs/xfs_acl.c in the Linux kernel before 3.1.9 allows local users to cause a denial of service (panic) via a filesystem with a malformed ACL, leading to a heap-based buffer overflow.

Do I need to act?

0.07% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (14)

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...

Mailing List http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.9

Mailing List http://www.openwall.com/lists/oss-security/2012/01/10/11

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=773280

Patch https://github.com/torvalds/linux/commit/093019cf1b18dd31b2c3b77acce4e000e2cbc9c...

Patch https://github.com/torvalds/linux/commit/fa8b18edd752a8b4e9d1ee2cd615b82c93cf8bb...

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...

Mailing List http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.9

Mailing List http://www.openwall.com/lists/oss-security/2012/01/10/11

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=773280

Patch https://github.com/torvalds/linux/commit/093019cf1b18dd31b2c3b77acce4e000e2cbc9c...

Patch https://github.com/torvalds/linux/commit/fa8b18edd752a8b4e9d1ee2cd615b82c93cf8bb...

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal