Public Date:
696334: CVE-2011-0285 krb5: kadmind invalid pointer free() (MITKRB5-SA-004)

The MITRE CVE dictionary describes this issue as:

The process_chpw_request function in schpw.c in the password-changing functionality in kadmind in MIT Kerberos 5 (aka krb5) 1.7 through 1.9 frees an invalid pointer, which allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a crafted request that triggers an error condition.

Find out more about CVE-2011-0285 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 5.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 5
Base Metrics AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 6 (krb5) RHSA-2011:0447 2011-04-14

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 krb5 Not affected