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Unscored severity · published Nov 21, 2012
CVE-2012-4537
Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS…
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CVSS
0.4%
EPSS
No
On KEV
Description
Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assertion failure), aka "Memory mapping failure DoS vulnerability."
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
3.4.0; 3.4.1; 3.4.2; 3.4.3; 3.4.4; 4.0.0; +9 more · source: NVD
Affected product
XE
Xen
Xen
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-4537
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-4537
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
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