NULL Pointer Dereference Affecting libkadm5 package, versions <0:1.14.1-26.el7
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Test your applications- Snyk ID SNYK-ORACLE7-LIBKADM5-2511399
- published 10 Apr 2022
- disclosed 1 Aug 2016
Introduced: 1 Aug 2016
CVE-2016-3120 Open this link in a new tabHow to fix?
Upgrade Oracle:7
libkadm5
to version 0:1.14.1-26.el7 or higher.
This issue was patched in ELSA-2016-2591
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libkadm5
package and not the libkadm5
package as distributed by Oracle
.
See How to fix?
for Oracle:7
relevant fixed versions and status.
The validate_as_request function in kdc_util.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.13.6 and 1.4.x before 1.14.3, when restrict_anonymous_to_tgt is enabled, uses an incorrect client data structure, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via an S4U2Self request.
References
- https://linux.oracle.com/cve/CVE-2016-3120.html
- https://linux.oracle.com/errata/ELSA-2016-2591.html
- http://web.mit.edu/kerberos/krb5-1.13/
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8458
- https://github.com/krb5/krb5/commit/93b4a6306a0026cf1cc31ac4bd8a49ba5d034ba7
- http://web.mit.edu/kerberos/krb5-1.14/
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00035.html
- http://www.securityfocus.com/bid/92132
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AWL3KYFRJIX37EAM4DKCQQIQP2WBKL35/
- http://www.securitytracker.com/id/1036442
- http://rhn.redhat.com/errata/RHSA-2016-2591.html
- https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AWL3KYFRJIX37EAM4DKCQQIQP2WBKL35/