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Integer Overflow or Wraparound Affecting python-perf package, versions <0:2.6.32-696.20.1.el6

Severity

 Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL6-PYTHONPERF-1516413
  • published26 Jul 2021
  • disclosed19 Jul 2017
Report a new vulnerability Found a mistake?

Introduced: 19 Jul 2017

CVE-2017-7542  (opens in a new tab)
CWE-190  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:6 python-perf to version 0:2.6.32-696.20.1.el6 or higher.
This issue was patched in RHSA-2018:0169.

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 RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The ip6_find_1stfragopt function in net/ipv6/output_core.c in the Linux kernel through 4.12.3 allows local users to cause a denial of service (integer overflow and infinite loop) by leveraging the ability to open a raw socket.