https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 20 Oct 2026 14:31:29 +0000 https://vulnerability.circl.lu/vuln/fkie_cve-2026-107778 <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> https://vulnerability.circl.lu/vuln/fkie_cve-2026-107778 https://vulnerability.circl.lu/vuln/ghsa-xfjm-wc9w-mmc6 <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> https://vulnerability.circl.lu/vuln/ghsa-xfjm-wc9w-mmc6 https://vulnerability.circl.lu/vuln/rhsa-2026:80481 <p>krb5: krb5: Denial of Service via malformed PAC in S4U2Proxy requests krb5: krb5: Denial of Service via crafted forwarded credentials</p> <p>krb5: krb5: Denial of Service via malformed PAC in S4U2Proxy requests krb5: krb5: Denial of Service via crafted forwarded credentials</p> https://vulnerability.circl.lu/vuln/rhsa-2026:80481 https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-107778 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: krb5, Ubuntu:Pro:16.04:LTS: krb5, Ubuntu:Pro:18.04:LTS: krb5, Ubuntu:20.04:LTS: krb5, Ubuntu:22.04:LTS: krb5, Ubuntu:24.04:LTS: krb5, Ubuntu:26.10: krb5, Ubuntu:26.04:LTS: krb5</p> <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: krb5, Ubuntu:Pro:16.04:LTS: krb5, Ubuntu:Pro:18.04:LTS: krb5, Ubuntu:20.04:LTS: krb5, Ubuntu:22.04:LTS: krb5, Ubuntu:24.04:LTS: krb5, Ubuntu:26.10: krb5, Ubuntu:26.04:LTS: krb5</p> <p>MIT Kerberos 5 (krb5) through 1.22.2 contains a NULL pointer dereference in make_cred_list() in rd_cred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticket_info entries through gss_accept_sec_context() to crash GSS-API acceptor services, causing denial of service.</p> https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-107778