CVE-2012-3433
4.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
5.7 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
26.7%
Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.
Affected configurations
References
lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html
lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html
lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
lists.xen.org/archives/html/xen-devel/2012-08/msg00855.html
secunia.com/advisories/55082
security.gentoo.org/glsa/glsa-201309-24.xml
www.debian.org/security/2012/dsa-2531
www.openwall.com/lists/oss-security/2012/08/09/3
www.securityfocus.com/bid/54942
Related
4.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
5.7 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
26.7%