CVE-2012-4461

Description

The KVM subsystem in the Linux kernel before 3.6.9, when running on hosts that use qemu userspace without XSAVE, allows local users to cause a denial of service (kernel OOPS) by using the KVM_SET_SREGS ioctl to set the X86_CR4_OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl.

Risk Information

Base Score

5.5

MODERATE

Vector

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

EPSS Score

Exploitation Probability

0.083

Associated Vulnerability

Vulnerability	OS Platform
Linux kernel (USN-1696-1) linux-image-3.2.0-36-generic_3.2.0-36.57_i386.deb	Linux
Linux kernel (USN-1696-1) linux-image-3.2.0-36-generic_3.2.0-36.57_amd64.deb	Linux
Linux kernel (USN-1696-1) linux-image-3.2.0-36-virtual_3.2.0-36.57_i386.deb	Linux
Linux kernel (USN-1696-1) linux-image-3.2.0-36-virtual_3.2.0-36.57_amd64.deb	Linux
Linux kernel (USN-1696-1) linux-image-3.2.0-36-generic-pae_3.2.0-36.57_i386.deb	Linux
Linux kernel LTS from Quantal (USN-1704-1) linux-image-3.5.0-22-generic_3.5.0-22.34~precise1_i386.deb	Linux
Linux kernel LTS from Quantal (USN-1704-1) linux-image-3.5.0-22-generic_3.5.0-22.34~precise1_amd64.deb	Linux
CVE-2012-4461	NCM

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