NULL pointer dereference in Mit Kerberos 5
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.
EPSS: 0.066 (93.1th percentile) — read the EPSS interpretation.
Affected products
- Mit Kerberos_5 — versions 1.10, 1.10.1, 1.10.2
- Debian Debian_linux — versions 7.0
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_hpc_node — versions 7.0
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_workstation — versions 7.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (vdb-entry, x_refsource_XF)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)