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


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ORACLE6-PERF-2467779
  • published10 Apr 2022
  • disclosed17 May 2012

Introduced: 17 May 2012

CVE-2012-2123  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:6 perf to version 0:2.6.32-220.23.1.el6 or higher.
This issue was patched in ELSA-2012-0743.

NVD Description

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

The cap_bprm_set_creds function in security/commoncap.c in the Linux kernel before 3.3.3 does not properly handle the use of file system capabilities (aka fcaps) for implementing a privileged executable file, which allows local users to bypass intended personality restrictions via a crafted application, as demonstrated by an attack that uses a parent process to disable ASLR.

CVSS Scores

version 3.1