Improper Input Validation Affecting xen package, versions <4.1.3-4


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
0.92% (56th percentile)

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  • Snyk IDSNYK-ECHOLATEST-XEN-18388520
  • published29 Jul 2026
  • disclosed31 Oct 2012

Introduced: 31 Oct 2012

CVE-2012-2625  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Echo:latest 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 Echo. See How to fix? for Echo:latest relevant fixed versions and status.

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image.

CVSS Base Scores

version 3.1