Improper Access Control Affecting kernel-uek package, versions <0:2.6.39-400.304.1.el5uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.35% (27th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELUEK-2532754
  • published10 Apr 2022
  • disclosed27 Jun 2016

Introduced: 27 Jun 2016

CVE-2016-3713  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-uek to version 0:2.6.39-400.304.1.el5uek or higher.
This issue was patched in ELSA-2018-4301.

NVD Description

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

The msr_mtrr_valid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvm_arch_vcpu data structure, and consequently obtain sensitive information or cause a denial of service (system crash), via a crafted ioctl call.

CVSS Base Scores

version 3.1