PT-2011-3912 · Linux · Linux Kernel

James Morris + 1 · Published 2011-07-01 · Updated 2023-02-13 · CVE-2011-2518

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.39.2

Description The issue is related to the tomoyo mount acl function in the Linux kernel, which calls the kern path function with arguments taken directly from a mount system call. This allows local users to cause a denial of service (OOPS) or possibly have unspecified other impact via a NULL value for the device name.

Recommendations For Linux kernel versions prior to 2.6.39.2, update to version 2.6.39.2 or later to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2011-2518

USN-1380-1

USN-1383-1

USN-1386-1

Affected Products

Linux Kernel

References · 13

• https://github.com/torvalds/linux/commit/4e78c724d47e2342aa8fde61f6b8536f662f795f · Patch
• https://cve.org/CVERecord?id=CVE-2011-2518 · Security Note
• http://marc.info/?l=bugtraq&m=139447903326211&w=2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2011-2518 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2011-2518 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-1383-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-1386-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-2518 · Security Note
• https://ubuntu.com/security/notices/USN-1380-1 · Vendor Advisory
• http://openwall.com/lists/oss-security/2011/07/01/5 · Note
• http://openwall.com/lists/oss-security/2011/06/30/1 · Note
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2 · Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4e78c724d47e2342aa8fde61f6b8536f662f795f · Note