Information Exposure Affecting perf package, versions <0:2.6.32-131.17.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.08% (24th percentile)

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  • Snyk IDSNYK-CENTOS6-PERF-2048888
  • published26 Jul 2021
  • disclosed7 Jun 2011

Introduced: 7 Jun 2011

CVE-2011-2898  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-131.17.1.el6 or higher.

NVD Description

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

net/packet/af_packet.c in the Linux kernel before 2.6.39.3 does not properly restrict user-space access to certain packet data structures associated with VLAN Tag Control Information, which allows local users to obtain potentially sensitive information via a crafted application.

CVSS Base Scores

version 3.1