Access Restriction Bypass Affecting kernel-debug package, versions <0:2.6.32-220.23.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-CENTOS6-KERNELDEBUG-2058448
  • published26 Jul 2021
  • disclosed15 Mar 2012

Introduced: 15 Mar 2012

CVE-2012-1179  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Centos:6 kernel-debug to version 0:2.6.32-220.23.1.el6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages.

CVSS Scores

version 3.1