Access Restriction Bypass Affecting kernel-uek-debug package, versions <0:2.6.39-400.17.2.el5uek


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.2% (58th percentile)

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  • Snyk ID SNYK-ORACLE5-KERNELUEKDEBUG-2476446
  • published 10 Apr 2022
  • disclosed 18 Feb 2013

How to fix?

Upgrade Oracle:5 kernel-uek-debug to version 0:2.6.39-400.17.2.el5uek or higher.
This issue was patched in ELSA-2013-2511.

NVD Description

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

The msr_open function in arch/x86/kernel/msr.c in the Linux kernel before 3.7.6 allows local users to bypass intended capability restrictions by executing a crafted application as root, as demonstrated by msr32.c.

CVSS Scores

version 3.1
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Snyk

7.4 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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NVD

7.4 high
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Red Hat

7 high