Race Condition Affecting kernel-uek-devel package, versions <0:4.1.12-61.1.16.el7uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
81.66% (99th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2512968
  • published10 Apr 2022
  • disclosed10 Nov 2016

Introduced: 10 Nov 2016

CVE-2016-5195  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:4.1.12-61.1.16.el7uek or higher.
This issue was patched in ELSA-2016-3632.

NVD Description

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

Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write (COW) feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka "Dirty COW."

References

CVSS Scores

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