Improper Input Validation Affecting xen package, versions <4.1.4-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-DEBIAN11-XEN-528389
  • published23 Nov 2012
  • disclosed23 Nov 2012

Introduced: 23 Nov 2012

CVE-2012-6031  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:11 xen to version 4.1.4-1 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:11 relevant fixed versions and status.

The do_tmem_get function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (CPU hang and host crash) via unspecified vectors related to a spinlock being held in the "bad_copy error path." NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.

CVSS Scores

version 3.1