UBUNTU-CVE-2012-1016

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2012-1016
Downstream
USN-2310-1
Published: 04 Mar 2013, 00:00
Last modified:04 Feb 2026, 03:18

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

04 Mar 2013, 00:00
Published
Vulnerability first disclosed
04 Feb 2026, 03:18
Last Modified
Vulnerability information updated

Description

The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request.

Affected Systems

  • ubuntu•krb5

    < 1.11.3+dfsg-3ubuntu2

References (4)