CVE-2013-1796

kernel: kvm: buffer overflow in handling of MSR_KVM_SYSTEM_TIME

Published Mar 22, 2013 CVSS 2.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
The kvm_set_msr_common function in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 does not ensure a required time_page alignment during an MSR_KVM_SYSTEM_TIME operation, which allows guest OS users to cause a denial of service (buffer overflow and host OS memory corruption) or possibly have unspecified other impact via a crafted application.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2668-1 linux-2.6 security update
Debian DSA Debian DSA DSA-2669-1 linux security update
EUVD EUVD EUVD-2013-1820 The kvm_set_msr_common function in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 does not ensure a required time_page alignment during an MSR_KVM_SYSTEM_TIME operation, which allows guest OS users to cause a denial of service (buffer overflow and host OS memory corruption) or possibly have unspecified other impact via a crafted application.
Ubuntu USN Ubuntu USN USN-1805-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1808-1 Linux kernel (EC2) vulnerabilities
Ubuntu USN Ubuntu USN USN-1809-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1812-1 Linux kernel (Quantal HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-1813-1 Linux kernel vulnerabilities
History

No history.

Weaknesses
  • CWE-119

    Improper Restriction of Operations within the Bounds of a Memory Buffer

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 3:13 PM
Reserved
Feb 19, 2013, 12:00 AM
Status
Modified
Published
Mar 22, 2013, 11:59 AM
Modified
Jun 16, 2026, 11:52 PM
Severity
Important
Public date
Mar 20, 2013, 12:00 AM