Allocation of Resources Without Limits or Throttling Affecting python-perf package, versions <0:4.14.35-2047.543.3.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.35% (27th percentile)

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  • Snyk IDSNYK-ORACLE7-PYTHONPERF-8494071
  • published11 Dec 2024
  • disclosed23 Aug 2022

Introduced: 23 Aug 2022

CVE-2021-3759  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Oracle:7 python-perf to version 0:4.14.35-2047.543.3.el7uek or higher.
This issue was patched in ELSA-2024-12868.

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:7 relevant fixed versions and status.

A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.

CVSS Base Scores

version 3.1