CVE-2012-4536 Affecting xen package, versions <4.1.3-4


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-DEBIAN12-XEN-1564218
  • published21 Nov 2012
  • disclosed21 Nov 2012

Introduced: 21 Nov 2012

CVE-2012-4536  (opens in a new tab)

How to fix?

Upgrade Debian:12 xen to version 4.1.3-4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an out-of-bounds read.

CVSS Scores

version 3.1