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OpenAdvisories
Medium ELSA-2018-0666 2 CVEs

Moderate: krb5 security, bug fix, and enhancement update (Oracle Linux 7)

Published Apr 16, 2018 · Updated Apr 16, 2018

Summary

[1.15.1-18]
- Expose context errors in pkinit_server_plugin_init
- Resolves: #1460089

[1.15.1-17]
- Drop certauth test changes that prevented runnig it
- Resolves: #1498767

[1.15.1-16]
- Drop irrelevant DIR trigger logic
- Resolves: #1431198

[1.15.1-15]
- Fix CVE-2017-7562 (certauth eku bypass)
- Resolves: #1498767

[1.15.1-14]
- Fix CVE-2017-11368 (s4u2 request assertion failures)
- Resolves: #1498768

[1.15.1-13]
- Force-add /etc/krb5.conf.d so we can guarantee it exists
- Resolves: #1431198

[1.15.1-12]
- Add krb5 policy plugin interface
- Remove soname downgrade
- Resolves: #1462982

[1.15.1-11]
- Make t_certauth.py runnable
- Resolves: #1443388

[1.15.1-10]
- Add context SSF query support
- Resolves: #1472956

[1.15.1-9]
- Remove incomplete PKINIT OCSP support
- Resolves: #1460089

Fixed packages 7

ReleasePackageFixed in
Oracle Linux · 7 krb5-devel 0:1.15.1-18.el7
Oracle Linux · 7 krb5-libs 0:1.15.1-18.el7
Oracle Linux · 7 krb5-pkinit 0:1.15.1-18.el7
Oracle Linux · 7 krb5-server 0:1.15.1-18.el7
Oracle Linux · 7 krb5-server-ldap 0:1.15.1-18.el7
Oracle Linux · 7 krb5-workstation 0:1.15.1-18.el7
Oracle Linux · 7 libkadm5 0:1.15.1-18.el7

Vulnerabilities 2

  • Medium 6.5

    An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of cl…

  • Unscored —

    In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending inva…