4.9

CVE-2011-4622

EPSS 0.05%
Veröffentlicht 27.01.2012 15:55:04
Zuletzt bearbeitet 11.04.2025 00:51:21
Quelle secalert@redhat.com
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The create_pit_timer function in arch/x86/kvm/i8254.c in KVM 83, and possibly other versions, does not properly handle when Programmable Interval Timer (PIT) interrupt requests (IRQs) when a virtual interrupt controller (irqchip) is not available, which allows local users to cause a denial of service (NULL pointer dereference) by starting a timer.

Betroffene Produkte Warnungen 0 Metriken 2 CWE 0 Referenzen 11

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Redhat ≫ Kvm Version83

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.05%	0.124

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	4.9	3.9	6.9	AV:L/AC:L/Au:N/C:N/I:N/A:C

http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html

http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html

http://permalink.gmane.org/gmane.comp.emulators.kvm.devel/83564

Patch

http://www.openwall.com/lists/oss-security/2011/12/21/7

http://www.redhat.com/support/errata/RHSA-2012-0051.html

http://www.securityfocus.com/bid/51172

http://www.securitytracker.com/id?1026559

https://bugzilla.redhat.com/show_bug.cgi?id=769721

https://nvd.nist.gov/vuln/detail/CVE-2011-4622

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2011-4622

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2011-4622

EUVD