CVE-2012-0038

MEDIUM

Linux Kernel < 3.1.9 - Integer Overflow

Title source: rule

Description

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.

References (7)

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=093019cf1b18dd31b2c3b77acce4e000e2cbc9ce

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fa8b18edd752a8b4e9d1ee2cd615b82c93cf8bba

[Mailing List, Patch, Vendor Advisory] http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.9

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2012/01/10/11

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=773280

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/093019cf1b18dd31b2c3b77acce4e000e2cbc9ce

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/fa8b18edd752a8b4e9d1ee2cd615b82c93cf8bba

Scores

CVSS v3 5.5

EPSS 0.0006

EPSS Percentile 19.4%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-190

Status draft

Affected Products (1)

linux/linux_kernel < 3.1.9

Timeline

Published May 17, 2012

Tracked Since Feb 18, 2026