Description
Double free vulnerability in the gss_krb5int_make_seal_token_v3 function in lib/gssapi/krb5/k5sealv3.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | krb5 | 1.6.dfsg.4~beta1-1 | — |
| Debian 13 | krb5 | 1.6.dfsg.4~beta1-1 | — |
| Debian 12 | krb5 | 1.6.dfsg.4~beta1-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | krb5 +4 | 1.6.1-17.el5_1.1 | RHSA-2008:0164 |
| RHEL 4 | krb5 +4 | 1.3.4-54.el4_6.1 | RHSA-2008:0180 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | krb5 | 1.19.2-2.2 | openSUSE-SU-2024:10899-1 |
Advisories 3
- RHSA-2008:0164 Red Hat Security Advisory: krb5 security and bugfix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:0180 Red Hat Security Advisory: krb5 security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- openSUSE-SU-2024:10899-1 krb5-1.19.2-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 39784 third-party-advisory
- USN-940-1 vendor-advisory
- 29457 third-party-advisory
- MDVSA-2008:069 vendor-advisory
- 29464 third-party-advisory
- SUSE-SR:2008:002 vendor-advisory
- 26750 vdb-entry
- FEDORA-2008-2637 vendor-advisory
- http://wiki.rpath.com/Advisories:rPSA-2008-0112
- 29451 third-party-advisory
- FEDORA-2008-2647 vendor-advisory
- 20071208 Venustech reports of MIT krb5 vulns [CVE-2007-5894 CVE-2007-5901 CVE-2007-5902 CVE-2007-5971 CVE-2007-5972] mailing-list
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0112
- ADV-2008-0924 vdb-entry
- ADV-2010-1192 vdb-entry
- RHSA-2008:0164 vendor-advisory
- MDVSA-2008:070 vendor-advisory
- 29450 third-party-advisory
- 43345 vdb-entry
- 20080319 rPSA-2008-0112-1 krb5 krb5-server krb5-services krb5-test krb5-workstation mailing-list
- 29420 third-party-advisory
- http://bugs.gentoo.org/show_bug.cgi?id=199212
- APPLE-SA-2008-03-18 vendor-advisory
- 20071208 MIT Kerberos 5: Multiple vulnerabilities mailing-list
- RHSA-2008:0180 vendor-advisory
- 29516 third-party-advisory
- 39290 third-party-advisory
- 29462 third-party-advisory
- http://docs.info.apple.com/article.html?artnum=307562
- USN-924-1 vendor-advisory
- 28636 third-party-advisory
- oval:org.mitre.oval:def:10296 vdb-entry signature
- GLSA-200803-31 vendor-advisory
- https://issues.rpath.com/browse/RPL-2012