Out-of-bounds Read Affecting python-perf package, versions <0:3.10.0-229.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-PYTHONPERF-2043581
  • published26 Jul 2021
  • disclosed7 Nov 2014

Introduced: 7 Nov 2014

CVE-2014-7825  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Centos:7 python-perf to version 0:3.10.0-229.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

kernel/trace/trace_syscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the perf subsystem, which allows local users to cause a denial of service (out-of-bounds read and OOPS) or bypass the ASLR protection mechanism via a crafted application.

CVSS Scores

version 3.1