lib/gssapi/krb5/iakerb.c in MIT Kerberos 5 (aka krb5) before 1.14 relies on an inappropriate context handle, which allows remote attackers to cause a denial of service (incorrect pointer read and process crash) via a crafted IAKERB packet that is mishandled during a gss_inquire_context call.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Kerberos_5 | Mit | * | 1.14 (excluding) |
| Krb5 | Ubuntu | esm-infra-legacy/trusty | * |
| Krb5 | Ubuntu | precise | * |
| Krb5 | Ubuntu | trusty | * |
| Krb5 | Ubuntu | trusty/esm | * |
| Krb5 | Ubuntu | upstream | * |
| Krb5 | Ubuntu | vivid | * |
| Krb5 | Ubuntu | vivid/stable-phone-overlay | * |
| Krb5 | Ubuntu | vivid/ubuntu-core | * |
| Krb5 | Ubuntu | wily | * |
References
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8244
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html
- http://www.debian.org/security/2015/dsa-3395
- http://www.securityfocus.com/bid/90675
- http://www.securitytracker.com/id/1034084
- http://www.ubuntu.com/usn/USN-2810-1
- https://github.com/krb5/krb5/commit/e04f0283516e80d2f93366e0d479d13c9b5c8c2a
- https://security.gentoo.org/glsa/201611-14
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8244
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html
- http://www.debian.org/security/2015/dsa-3395
- http://www.securityfocus.com/bid/90675
- http://www.securitytracker.com/id/1034084
- http://www.ubuntu.com/usn/USN-2810-1
- https://github.com/krb5/krb5/commit/e04f0283516e80d2f93366e0d479d13c9b5c8c2a
- https://security.gentoo.org/glsa/201611-14