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Vulnerability record · CVE-2004-0642 · published 28 September 2004

CVE-2004-0642: Mit kerberos 5 double free vulnerability

Mit · Kerberos 5

Double free vulnerabilities in the error handling code for ASN.1 decoders in the (1) Key Distribution Center (KDC) library and (2) client library for MIT Kerberos 5 (krb5) 1.3.4 and earlier may allow remote attackers to execute arbitrary code.

7.5 CVSS 2.0 High EPSS 8.3% · top 5.3% CWE-415 · Double free
7.5CVSS 2.0 base score
8.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
26References
16 Jun 2026Last modified by NVD

Description

Double free vulnerabilities in the error handling code for ASN.1 decoders in the (1) Key Distribution Center (KDC) library and (2) client library for MIT Kerberos 5 (krb5) 1.3.4 and earlier may allow remote attackers to execute arbitrary code.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000860 Broken Link
http://marc.info/?l=bugtraq&m=109508872524753&w=2 Issue TrackingThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2004-350.html Third Party Advisory
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-002-dblfree.txt PatchVendor Advisory
http://www.debian.org/security/2004/dsa-543 Mailing ListThird Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200409-09.xml Mailing ListThird Party Advisory
http://www.kb.cert.org/vuls/id/795632 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/11078 Broken LinkThird Party AdvisoryVDB Entry
http://www.trustix.net/errata/2004/0045/ Broken Link
http://www.us-cert.gov/cas/techalerts/TA04-247A.html Broken LinkThird Party AdvisoryUS Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/17157 Third Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10709 Broken LinkThird Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4936 Broken LinkThird Party Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000860 Broken Link
http://marc.info/?l=bugtraq&m=109508872524753&w=2 Issue TrackingThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2004-350.html Third Party Advisory
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-002-dblfree.txt PatchVendor Advisory
http://www.debian.org/security/2004/dsa-543 Mailing ListThird Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200409-09.xml Mailing ListThird Party Advisory
http://www.kb.cert.org/vuls/id/795632 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/11078 Broken LinkThird Party AdvisoryVDB Entry
http://www.trustix.net/errata/2004/0045/ Broken Link
http://www.us-cert.gov/cas/techalerts/TA04-247A.html Broken LinkThird Party AdvisoryUS Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/17157 Third Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10709 Broken LinkThird Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4936 Broken LinkThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2004-0642), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.