Out-of-Bounds Affecting xen-devel package, versions <0:3.0.3-64.el5_2.3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.38% (30th percentile)

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  • Snyk IDSNYK-RHEL10-XENDEVEL-9879513
  • published28 Apr 2025
  • disclosed15 May 2008

Introduced: 15 May 2008

CVE-2008-1952  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:10 xen-devel to version 0:3.0.3-64.el5_2.3 or higher.
This issue was patched in RHSA-2008:0892.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen-devel package and not the xen-devel package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest memory.

CVSS Base Scores

version 3.1