CVE-2026-78243

Apache YuniKorn 1.8.0 and later, if configured with the LDAP group resolver, crashes due to an out of bounds read processing group membership entries.If the LDAP server returns a group membership entry, memberOf attribute, for a user specified in the pod the server crashes if a membership record does not start with "CN=". This only affects install that have the non default LDAP group provider configured.  Users are recommended to upgrade to version 1.10.0, which fixes this issue.

• https://lists.apache.org/thread.html/yz51lpj6k8q2hz7x2gjdpcrk44hdn25v
• http://www.openwall.com/lists/oss-security/2026/10/07/24