Double Free Affecting krb5 package, versions <1.13.2+dfsg-5ubuntu2.1
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.6% (79th
percentile)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-UBUNTU1604-KRB5-395848
- published 13 Sep 2017
- disclosed 13 Sep 2017
Introduced: 13 Sep 2017
CVE-2017-11462 Open this link in a new tabHow to fix?
Upgrade Ubuntu:16.04
krb5
to version 1.13.2+dfsg-5ubuntu2.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream krb5
package and not the krb5
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:16.04
relevant fixed versions and status.
Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-11462
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598
- https://security-tracker.debian.org/tracker/CVE-2017-11462
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
- https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf
- https://bugzilla.redhat.com/show_bug.cgi?id=1488873
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/