Improper Input Validation Affecting python-perf package, versions <0:2.6.32-754.6.3.el6


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
10.33% (95th percentile)

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  • Snyk IDSNYK-ORACLE6-PYTHONPERF-2524729
  • published10 Apr 2022
  • disclosed6 Sept 2018

Introduced: 6 Sep 2018

CVE-2018-5391  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Oracle:6 python-perf to version 0:2.6.32-754.6.3.el6 or higher.
This issue was patched in ELSA-2018-2846.

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

The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. Various vulnerabilities in IP fragmentation have been discovered and fixed over the years. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size.

References

CVSS Scores

version 3.1