Unscored severity · published Dec 3, 2012
CVE-2012-3432
The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information…
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CVSS
0.6%
EPSS
No
On KEV
Description
The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service (guest OS crash) via unspecified operations on MMIO regions.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
3.3.0; 4.0.0; 4.0.1; 4.0.2; 4.0.3; 4.0.4; +5 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-3432
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-3432
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
Exploit
http://lists.xen.org/archives/html/xen-devel/2012-07/msg01649.html
secunia.com
http://secunia.com/advisories/55082
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