Race Condition Affecting kernel-uek package, versions <0:2.6.39-400.326.1.el5uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELUEK-2577121
  • published10 Apr 2022
  • disclosed13 Sept 2020

Introduced: 13 Sep 2020

CVE-2020-25285  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-476  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-uek to version 0:2.6.39-400.326.1.el5uek or higher.
This issue was patched in ELSA-2020-5881.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:5 relevant fixed versions and status.

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812.

CVSS Scores

version 3.1