CVE-2017-11462

Name: CVE-2017-11462
Creator: NVD / NIST
Published: 2017-09-13T16:29:00.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.48%

Last modified Jun 17, 2026

CVE-2017-11462 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 5.48% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

5.48%

91.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-415

Affected Software

Vendor	Product	Versions
Mit	Kerberos 5	1.14
Mit	Kerberos 5	1.14.1
Mit	Kerberos 5	1.14.2
Mit	Kerberos 5	1.14.3
Mit	Kerberos 5	1.14.4
Mit	Kerberos 5	1.14.5
Mit	Kerberos 5	1.15
Mit	Kerberos 5	1.15.1
Fedoraproject	Fedora	25
Fedoraproject	Fedora	26

References

http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1488873Issue Tracking, Patch, Third Party Advisory, VDB Entry
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cfPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1488873Issue Tracking, Patch, Third Party Advisory, VDB Entry
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cfPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/

Timeline

Published: Sep 13, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11462?

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.

How severe is CVE-2017-11462?

Severity scoring for CVE-2017-11462 is pending analysis. The EPSS model estimates a 5.48% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11462?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11462?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST