Improper Input Validation Affecting perf package, versions <0:2.6.32-573.22.1.el6


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.09% (41st percentile)

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  • Snyk IDSNYK-CENTOS6-PERF-2128878
  • published26 Jul 2021
  • disclosed2 Feb 2016

Introduced: 2 Feb 2016

CVE-2016-0774  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-573.22.1.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.

The (1) pipe_read and (2) pipe_write implementations in fs/pipe.c in a certain Linux kernel backport in the linux package before 3.2.73-2+deb7u3 on Debian wheezy and the kernel package before 3.10.0-229.26.2 on Red Hat Enterprise Linux (RHEL) 7.1 do not properly consider the side effects of failed __copy_to_user_inatomic and __copy_from_user_inatomic calls, which allows local users to cause a denial of service (system crash) or possibly gain privileges via a crafted application, aka an "I/O vector array overrun." NOTE: this vulnerability exists because of an incorrect fix for CVE-2015-1805.

References

CVSS Scores

version 3.1