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cve[email protected]CVE-2012-2121
HistoryMay 17, 2012 - 11:00 a.m.

CVE-2012-2121

2012-05-1711:00:38
CWE-264
[email protected]
web.nvd.nist.gov
52
linux
kernel
kvm
cve-2012-2121
denial of service
memory leak
nvd

CVSS2

4.9

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

AI Score

5.9

Confidence

High

EPSS

0.001

Percentile

26.7%

JSON

The KVM implementation in the Linux kernel before 3.3.4 does not properly manage the relationships between memory slots and the iommu, which allows guest OS users to cause a denial of service (memory leak and host OS crash) by leveraging administrative access to the guest OS to conduct hotunplug and hotplug operations on devices.

Affected configurations

NVD
Node
linuxlinux_kernelRange≤3.3.3
VendorProductVersionCPE
linuxlinux_kernelcpe:/o:linux:linux_kernel::::

Related

nvd 1
cvelist 1
ubuntucve 1
prion 1
openvas 36
ubuntu 10
oraclelinux 5
redhat 2
centos 2
nessus 25
fedora 3
securityvulns 1
osv 1
debian 1
nvd
nvd
CVE-2012-2121
2012-05-17 11:00:38
cvelist
cvelist
CVE-2012-2121
2012-05-17 10:00:00
ubuntucve
ubuntucve
CVE-2012-2121
2012-05-17 00:00:00
prion
prion
Memory corruption
2012-05-17 11:00:00
openvas
openvas
Ubuntu: Security Advisory (USN-2037-1)
2013-12-04 00:00:00
CentOS Update for kmod-kvm CESA-2012:0676 centos5
2012-07-30 00:00:00
CentOS Update for kmod-kvm CESA-2012:0676 centos5
2012-07-30 00:00:00
ubuntu
ubuntu
Linux kernel (EC2) vulnerabilities
2013-12-03 00:00:00
Linux kernel vulnerabilities
2013-12-03 00:00:00
Linux kernel (OMAP4) vulnerabilities
2012-09-21 00:00:00
oraclelinux
oraclelinux
kvm security and bug fix update
2012-05-21 00:00:00
Unbreakable Enterprise kernel security and bugfix update
2012-06-20 00:00:00
kernel security and bug fix update
2012-06-18 00:00:00
redhat
redhat
(RHSA-2012:0676) Moderate: kvm security and bug fix update
2012-05-21 00:00:00
(RHSA-2012:0743) Important: kernel security and bug fix update
2012-06-18 00:00:00
centos
centos
kmod, kvm security update
2012-05-21 16:43:32
kernel, perf, python security update
2012-06-19 10:27:24
nessus
nessus
CentOS 5 : kvm (CESA-2012:0676)
2012-05-22 00:00:00
Ubuntu 10.04 LTS : linux-ec2 vulnerabilities (USN-2037-1)
2013-12-04 00:00:00
RHEL 5 : kvm (RHSA-2012:0676)
2013-01-24 00:00:00
fedora
fedora
[SECURITY] Fedora 17 Update: kernel-3.3.2-8.fc17
2012-04-24 04:30:08
[SECURITY] Fedora 16 Update: kernel-3.3.2-6.fc16
2012-04-24 14:55:12
[SECURITY] Fedora 15 Update: kernel-2.6.43.2-6.fc15
2012-04-26 03:29:54
securityvulns
securityvulns
[USN-1473-1] Linux kernel vulnerabilities
2012-07-09 00:00:00
osv
osv
linux-2.6 - several
2013-05-14 00:00:00
debian
debian
[SECURITY] [DSA 2668-1] linux-2.6 security update
2013-05-14 19:14:29

CVSS2

4.9

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

AI Score

5.9

Confidence

High

EPSS

0.001

Percentile

26.7%

JSON
Related for CVE-2012-2121
nvd1cvelist1ubuntucve1prion1openvas36ubuntu10oraclelinux5redhat2centos2nessus25fedora3securityvulns1osv1debian1