CVE-2014-4344
The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation.
Ver en NVDSeveridad
N/A
EPSS
Probabilidad de explotación (próx. 30 días): 0.0527 (5.3%)
Percentil: 90.0%
EPSS: 2026-05-06
Afecta
debian:debian_linuxredhat:enterprise_linux_desktopredhat:enterprise_linux_hpc_noderedhat:enterprise_linux_serverredhat:enterprise_linux_workstationmit:kerberos_5Descripción técnica
The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation.
Publicada: 14/8/2014, 5:01:49
Última modificación: 6/5/2026, 22:30:45
Referencias
- http://advisories.mageia.org/MGASA-2014-0345.html
- http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html
- http://rhn.redhat.com/errata/RHSA-2015-0439.html
- http://secunia.com/advisories/59102
- http://secunia.com/advisories/60082
- http://secunia.com/advisories/60448