Access Restriction Bypass Affecting kernel-xen-devel package, versions <0:2.6.18-92.1.17.0.1.el5


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELXENDEVEL-2447927
  • published10 Apr 2022
  • disclosed5 Nov 2008

Introduced: 5 Nov 2008

CVE-2008-3527  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-xen-devel to version 0:2.6.18-92.1.17.0.1.el5 or higher.
This issue was patched in ELSA-2008-0957.

NVD Description

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

arch/i386/kernel/sysenter.c in the Virtual Dynamic Shared Objects (vDSO) implementation in the Linux kernel before 2.6.21 does not properly check boundaries, which allows local users to gain privileges or cause a denial of service via unspecified vectors, related to the install_special_mapping, syscall, and syscall32_nopage functions.

CVSS Scores

version 3.1