Race Condition Affecting kernel-debug package, versions <0:2.6.32-358.11.1.el6


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.12% (49th percentile)

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  • Snyk IDSNYK-ORACLE6-KERNELDEBUG-2475009
  • published10 Apr 2022
  • disclosed16 Jul 2013

Introduced: 16 Jul 2013

CVE-2013-1935  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Oracle:6 kernel-debug to version 0:2.6.32-358.11.1.el6 or higher.
This issue was patched in ELSA-2013-0911.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

A certain Red Hat patch to the KVM subsystem in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux (RHEL) 6 does not properly implement the PV EOI feature, which allows guest OS users to cause a denial of service (host OS crash) by leveraging a time window during which interrupts are disabled but copy_to_user function calls are possible.

CVSS Scores

version 3.1