Memory Leak Affecting kernel-uek-devel package, versions <0:5.4.17-2011.3.2.1.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2575285
  • published10 Apr 2022
  • disclosed9 May 2020

Introduced: 9 May 2020

CVE-2020-12768  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:5.4.17-2011.3.2.1.el7uek or higher.
This issue was patched in ELSA-2020-5714.

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.

An issue was discovered in the Linux kernel before 5.6. svm_cpu_uninit in arch/x86/kvm/svm.c has a memory leak, aka CID-d80b64ff297e. NOTE: third parties dispute this issue because it's a one-time leak at the boot, the size is negligible, and it can't be triggered at will

CVSS Scores

version 3.1