CVE-2014-5352

Impact:
Moderate
Public Date:
2015-02-03
CWE:
CWE-416
Bugzilla:
1179856: CVE-2014-5352 krb5: gss_process_context_token() incorrectly frees context (MITKRB5-SA-2015-001)
A use-after-free flaw was found in the way the MIT Kerberos libgssapi_krb5 library processed valid context deletion tokens. An attacker able to make an application using the GSS-API library (libgssapi) call the gss_process_context_token() function could use this flaw to crash that application.

Find out more about CVE-2014-5352 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

CVSS v2 metrics

Base Score 6.5
Base Metrics AV:N/AC:L/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
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 7 (krb5) RHSA-2015:0439 2015-03-05
Red Hat Enterprise Linux 6 (krb5) RHSA-2015:0794 2015-04-09

Affected Packages State

Platform Package State
Red Hat JBoss EWS 2 krb5 Not affected
Red Hat JBoss EAP 6 jbossas Not affected
Red Hat Enterprise Linux 5 krb5 Will not fix
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

Acknowledgements

Red Hat would like to thank the MIT Kerberos project for reporting this issue. The MIT Kerberos project acknowledges Nico Williams for assisting with the analysis of CVE-2014-5352.

External References

Last Modified