CVE-2012-2121

Description

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.

Risk Information

Base Score

7.5

MODERATE

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Score

Exploitation Probability

0.127

Associated Vulnerability

Vulnerability	OS Platform
Linux kernel (USN-1473-1) linux-image-3.2.0-25-generic_3.2.0-25.40_i386.deb	Linux
Linux kernel (USN-1473-1) linux-image-3.2.0-25-generic_3.2.0-25.40_amd64.deb	Linux
Linux kernel (USN-1473-1) linux-image-3.2.0-25-virtual_3.2.0-25.40_i386.deb	Linux
Linux kernel (USN-1473-1) linux-image-3.2.0-25-virtual_3.2.0-25.40_amd64.deb	Linux
Linux kernel (USN-1473-1) linux-image-3.2.0-25-generic-pae_3.2.0-25.40_i386.deb	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234