Description
An unspecified third-party database module for the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.10.x allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request, a different vulnerability than CVE-2013-1418.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | krb5 | 1.12+dfsg-2ubuntu4.2 | USN-2310-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | krb5 +6 | 1.10.3-33.el6 | RHSA-2014:1389 |
| RHEL 5 | krb5 +5 | 1.6.1-78.el5 | RHSA-2014:1245 |
Advisories 3
- RHSA-2014:1389 Red Hat Security Advisory: krb5 security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:1245 Red Hat Security Advisory: krb5 security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-2310-1 krb5 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026