CVE-2015-7513

Kernel: kvm: divide by zero issue leads to DoS

Published Feb 8, 2016 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via a zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2 functions.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-3434-1 linux security update
EUVD EUVD EUVD-2015-7434 arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via a zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2 functions.
Ubuntu USN Ubuntu USN USN-2886-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2886-2 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-2887-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2887-2 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2888-1 Linux kernel (Utopic HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2889-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2889-2 Linux kernel (Vivid HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2890-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2890-2 Linux kernel (Wily HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2890-3 Linux kernel (Raspberry Pi 2) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 7:51 AM
Reserved
Sep 29, 2015, 12:00 AM
Status
Modified
Published
Feb 8, 2016, 3:59 AM
Modified
Jun 17, 2026, 12:32 AM
Severity
Moderate
Public date
Jan 5, 2016, 12:00 AM