PT-2013-1395 · Linux+1 · Linux Kernel+1

Caspar Zhang · Published 2011-07-12 · Updated 2023-02-13 · CVE-2011-2479

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

Description The issue allows local users to cause a denial of service, resulting in a system crash, by utilizing a crafted application to exploit the improper creation of transparent huge pages in response to a MAP PRIVATE mmap system call on /dev/zero.

Recommendations For versions prior to 2.6.39, update to version 2.6.39 or later to resolve the issue.

Exploit

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2011-2479

RHSA-2011:0928

RHSA-2011_0928

Affected Products

Linux Kernel

Red Hat

References · 7

• 🔥 https://github.com/torvalds/linux/commit/78f11a255749d09025f54d4e2df4fbcb031530e2 · Exploit
• https://linux.oracle.com/errata/ELSA-2011-0928.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-2479 · Security Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=78f11a255749d09025f54d4e2df4fbcb031530e2 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=714761 · Note
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 · Note
• http://openwall.com/lists/oss-security/2011/06/20/14 · Note