Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-uek-devel package, versions <0:5.4.17-2102.202.5.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2599455
  • published10 Apr 2022
  • disclosed7 Apr 2021

Introduced: 7 Apr 2021

CVE-2020-36310  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:5.4.17-2102.202.5.el7uek or higher.
This issue was patched in ELSA-2021-9306.

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 5.8. arch/x86/kvm/svm/svm.c allows a set_memory_region_test infinite loop for certain nested page faults, aka CID-e72436bc3a52.

CVSS Scores

version 3.1