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Fencer Intel
medium 4.7

CVE-2014-3611 json

Race condition in the __kvm_migrate_pit_timer function in arch/x86/kvm/i8254.c in the KVM subsystem in the Linux kernel through 3.17.2 allo…

published 11y ago modified 4mo ago also EUVD-2014-3576

cvss
4.7
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

Race condition in the __kvm_migrate_pit_timer function in arch/x86/kvm/i8254.c in the KVM subsystem in the Linux kernel through 3.17.2 allows guest OS users to cause a denial of service (host OS crash) by leveraging incorrect PIT emulation.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 3.16.7-1

debian advisories DEBIAN-CVE-2014-3611

  • linux Ubuntu 14.04 LTS 3.13.0-39.66

ubuntu advisories UBUNTU-CVE-2014-3611

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kvm RHEL 5 VIRTUALIZATION 83-270.el5_11
  • kmod-kvm RHEL 5 VIRTUALIZATION 83-270.el5_11
  • kvm-tools RHEL 5 VIRTUALIZATION 83-270.el5_11
  • kvm-qemu-img RHEL 5 VIRTUALIZATION 83-270.el5_11
  • rhev-hypervisor6 RHEL 6 6.6-20150123.1.el6ev
  • kernel RHEL 6 2.6.32-504.1.3.el6
  • perf RHEL 6 2.6.32-504.1.3.el6
  • python-perf RHEL 6 2.6.32-504.1.3.el6

red hat advisories RHSA-2015:0869RHSA-2015:0284RHSA-2015:0126RHSA-2014:1843RHSA-2014:1724

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-3611 updated cvss 5.5

kernel: kvm: PIT timer race condition

  • Red Hat Enterprise Linux 5 kvm
    affected: no fix available
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-123.9.2.el7, kernel 3.10.0-123.9.2.el7, kernel-tools 3.10.0-123.9.2.el7, kernel-tools-libs 3.10.0-123.9.2.el7, kernel-abi-whitelists 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7 Red Hat Enterprise Linux Client Optional (v. 7) python-perf 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7
    fixed: vendor fix RHSA-2014:1724
  • Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) kernel 2.6.32-431.50.1.el6, python-perf 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6
    fixed: vendor fix RHSA-2015:0284
  • Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-123.9.2.el7, kernel 3.10.0-123.9.2.el7, kernel-tools 3.10.0-123.9.2.el7, kernel-tools-libs 3.10.0-123.9.2.el7, kernel-abi-whitelists 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-perf 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7
    fixed: vendor fix RHSA-2014:1724
  • Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-504.1.3.el6, kernel 2.6.32-504.1.3.el6, kernel-firmware 2.6.32-504.1.3.el6, kernel-abi-whitelists 2.6.32-504.1.3.el6, kernel-debuginfo-common-i686 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux Desktop Multi OS (v. 5 client) kvm 83-270.el5_11, kmod-kvm 83-270.el5_11, kvm-tools 83-270.el5_11, kvm-qemu-img 83-270.el5_11
    fixed: vendor fix RHSA-2015:0869
  • Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf 2.6.32-504.1.3.el6, kernel-debuginfo-common-i686 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6 Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-504.1.3.el6, kernel 2.6.32-504.1.3.el6, kernel-firmware 2.6.32-504.1.3.el6, kernel-abi-whitelists 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux HPC Node EUS (v. 6.5) perf 2.6.32-431.50.1.el6, kernel 2.6.32-431.50.1.el6, kernel-firmware 2.6.32-431.50.1.el6, kernel-abi-whitelists 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6
    fixed: vendor fix RHSA-2015:0284
show 12 more
  • Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6 Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-504.1.3.el6, kernel 2.6.32-504.1.3.el6, kernel-kdump 2.6.32-504.1.3.el6, kernel-firmware 2.6.32-504.1.3.el6, kernel-bootwrapper 2.6.32-504.1.3.el6, kernel-abi-whitelists 2.6.32-504.1.3.el6, +4 more
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-123.9.2.el7, kernel 3.10.0-123.9.2.el7, kernel-kdump 3.10.0-123.9.2.el7, kernel-tools 3.10.0-123.9.2.el7, kernel-tools-libs 3.10.0-123.9.2.el7, kernel-bootwrapper 3.10.0-123.9.2.el7, +4 more
    fixed: vendor fix RHSA-2014:1724
  • Red Hat Enterprise Linux Server EUS (v. 6.5) perf 2.6.32-431.50.1.el6, kernel 2.6.32-431.50.1.el6, kernel-kdump 2.6.32-431.50.1.el6, kernel-firmware 2.6.32-431.50.1.el6, kernel-bootwrapper 2.6.32-431.50.1.el6, kernel-abi-whitelists 2.6.32-431.50.1.el6, +4 more
    fixed: vendor fix RHSA-2015:0284
  • Red Hat Enterprise Linux Server Optional (v. 6) python-perf 2.6.32-504.1.3.el6, kernel-debuginfo-common-i686 2.6.32-504.1.3.el6, kernel-debuginfo-common-ppc64 2.6.32-504.1.3.el6, kernel-debuginfo-common-s390x 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux Server Optional (v. 7) python-perf 3.10.0-123.9.2.el7, kernel-debuginfo-common-ppc64 3.10.0-123.9.2.el7, kernel-debuginfo-common-s390x 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7
    fixed: vendor fix RHSA-2014:1724
  • Red Hat Enterprise Linux Server Optional EUS (v. 6.5) kernel 2.6.32-431.50.1.el6, python-perf 2.6.32-431.50.1.el6, kernel-debuginfo-common-i686 2.6.32-431.50.1.el6, kernel-debuginfo-common-ppc64 2.6.32-431.50.1.el6, kernel-debuginfo-common-s390x 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6
    fixed: vendor fix RHSA-2015:0284
  • Red Hat Enterprise Linux Virtualization (v. 5 server) kvm 83-270.el5_11, kmod-kvm 83-270.el5_11, kvm-tools 83-270.el5_11, kvm-qemu-img 83-270.el5_11
    fixed: vendor fix RHSA-2015:0869
  • Red Hat Enterprise Linux Workstation (v. 6) perf 2.6.32-504.1.3.el6, kernel 2.6.32-504.1.3.el6, kernel-firmware 2.6.32-504.1.3.el6, kernel-abi-whitelists 2.6.32-504.1.3.el6, kernel-debuginfo-common-i686 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-123.9.2.el7, kernel 3.10.0-123.9.2.el7, kernel-tools 3.10.0-123.9.2.el7, kernel-tools-libs 3.10.0-123.9.2.el7, kernel-abi-whitelists 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7
    fixed: vendor fix RHSA-2014:1724
  • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf 2.6.32-504.1.3.el6, kernel-debuginfo-common-i686 2.6.32-504.1.3.el6, kernel-debuginfo-common-x86_64 2.6.32-504.1.3.el6
    fixed: vendor fix RHSA-2014:1843
  • Red Hat Enterprise Linux Workstation Optional (v. 7) python-perf 3.10.0-123.9.2.el7, kernel-debuginfo-common-x86_64 3.10.0-123.9.2.el7
    fixed: vendor fix RHSA-2014:1724
  • Red Hat RHEV Hypervisor for RHEL-6 rhev-hypervisor6 6.6-20150123.1.el6ev
    fixed: vendor fix RHSA-2015:0126

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.