Information Exposure Affecting kernel-debug package, versions <0:2.6.32-358.6.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-CENTOS6-KERNELDEBUG-2076187
  • published26 Jul 2021
  • disclosed19 Sept 2012

Introduced: 19 Sep 2012

CVE-2012-6538  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:6 kernel-debug to version 0:2.6.32-358.6.1.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 copy_to_user_auth function in net/xfrm/xfrm_user.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a string, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability.

CVSS Scores

version 3.1