CVE-2012-4536

Xen 2.2 - Denial of Service via Crafted pirq Value

Title source: llm
STIX 2.1

Description

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.

References (17)

Core 17
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51200
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/80023
Vendor Advisory mailing-list x_refsource_mlist
http://lists.xen.org/archives/html/xen-announce/2012-11/msg00003.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1027760
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/87297
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51324
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/55082
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51413
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-201309-24.xml
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2012/11/13/2
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51352
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201604-03
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/56498

Scores

EPSS 0.0008
EPSS Percentile 24.0%

Details

Status published
Products (1)
xen/xen 2.2.0
Published Nov 21, 2012
Tracked Since Feb 18, 2026