CVE-2004-0643

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and...

4.6 MediumFix available

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Exploit likelihood

8.93%Up 6.8 points since Feb 4, 2022

What each source reports

NVD Score used 4.6

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: CVE-2004-0643
CVSS 2.0: 4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-415
Updated: 2026-11-02

CVE List No score

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: CVE-2004-0643
Updated: 2026-11-02

EUVDEUVD-2004-0642 No score

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: EUVD-2004-0642
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2288-xjpv-v6jh No score

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and...

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: GHSA-2288-xjpv-v6jh
Weakness: CWE-415
Updated: 2026-11-02

OSV No score

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: CVE-2004-0643
Updated: 2026-11-02

OSVDEBIAN-CVE-2004-0643 No score

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

Record: DEBIAN-CVE-2004-0643
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`krb5` Debian:12	before 1.3.4-3	1.3.4-3
`krb5` Debian:13	before 1.3.4-3	1.3.4-3
`krb5` Debian:14	before 1.3.4-3	1.3.4-3
`krb5` Debian:3.0 From an advisory covering 4 CVEs	before 1.2.4-5woody6	1.2.4-5woody6
`krb5` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-debuginfo` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-devel` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-libs` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-server` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-workstation` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28

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Affected packages
Package	Affected	Fixed
`krb5` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-debuginfo` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-devel` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-libs` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-server` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-workstation` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-debuginfo` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-devel` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-libs` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-server` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-workstation` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-debuginfo` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-devel` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-libs` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-server` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28
`krb5-workstation` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:1.2.7-28	0:1.2.7-28

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2004-0643 is a medium vulnerability (CVSS 4.6) in Mit Kerberos 5, published August 31, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.93%, the 95th percentile. Fixed in krb5 1.3.4-3.

References

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