Improper Input Validation Affecting kvm package, versions <0:83-262.0.1.el5_9.3


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.22% (60th percentile)

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  • Snyk IDSNYK-ORACLE5-KVM-2473740
  • published10 Apr 2022
  • disclosed22 Mar 2013

Introduced: 22 Mar 2013

CVE-2013-1798  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kvm to version 0:83-262.0.1.el5_9.3 or higher.
This issue was patched in ELSA-2013-0727.

NVD Description

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

The ioapic_read_indirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPIC_REG_SELECT and IOAPIC_REG_WINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of service (host OS OOPS) via a crafted application.

CVSS Scores

version 3.1