Out-of-Bounds Affecting perf package, versions <0:2.6.32-504.12.2.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.09% (39th percentile)

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  • Snyk IDSNYK-CENTOS6-PERF-2113043
  • published26 Jul 2021
  • disclosed24 Oct 2014

Introduced: 24 Oct 2014

CVE-2014-8369  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-504.12.2.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.

The kvm_iommu_map_pages function in virt/kvm/iommu.c in the Linux kernel through 3.17.2 miscalculates the number of pages during the handling of a mapping failure, which allows guest OS users to cause a denial of service (host OS page unpinning) or possibly have unspecified other impact by leveraging guest OS privileges. NOTE: this vulnerability exists because of an incorrect fix for CVE-2014-3601.

CVSS Scores

version 3.1