{"id":"CVE-2026-78243","aliases":["EUVD-2026-94255","GHSA-79rm-9vfm-ggww"],"status":"published","title":"Apache YuniKorn: LDAP Group provider panics on lowercase attribute name","description":"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=\".\n\n\n\n\nThis only affects install that have the non default LDAP group provider configured. \n\n\nUsers are recommended to upgrade to version 1.10.0, which fixes this issue.","severity":{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:N/R:A/V:D/RE:H/U:Green","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00245,"percentile":0.15816,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-248"],"published":"2026-10-07T09:15:41Z","modified":"2026-10-07T18:17:30Z","products":[{"vendor":"apache software foundation","product":"apache yunikorn"}],"references":[{"url":"https://lists.apache.org/thread.html/yz51lpj6k8q2hz7x2gjdpcrk44hdn25v","tags":["vendor-advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/07/24"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78243"},{"url":"https://github.com/advisories/GHSA-79rm-9vfm-ggww"}],"sources":{"cve":[{"id":"CVE-2026-78243","title":"Apache YuniKorn: LDAP Group provider panics on lowercase attribute name","description":"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=\".\n\n\n\n\nThis only affects install that have the non default LDAP group provider configured. \n\n\nUsers are recommended to upgrade to version 1.10.0, which fixes this issue.","status":"published","published":"2026-10-07T09:15:41.832Z","modified":"2026-10-07T17:50:51.368Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:N/R:A/V:D/RE:H/U:Green","level":"low","assessor":"cna"}],"cwes":["CWE-248"],"updated_at":"2026-11-02T13:34:59.78118Z"}],"euvd":[{"id":"EUVD-2026-94255","description":"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=\".\n\n\n\n\nThis only affects install that have the non default LDAP group provider configured. \n\n\nUsers are recommended to upgrade to version 1.10.0, which fixes this issue.","status":"published","published":"2026-10-07T09:15:41Z","modified":"2026-10-07T17:50:51Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:N/R:A/V:D/RE:H/U:Green","level":"low"}],"updated_at":"2026-11-02T17:27:34.815018Z"}],"ghsa":[{"id":"GHSA-79rm-9vfm-ggww","title":"Apache YuniKorn 1.8.0 and later, if configured with the LDAP group resolver, crashes due to an...","description":"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=\".\n\n\n\n\nThis only affects install that have the non default LDAP group provider configured. \n\n\nUsers are recommended to upgrade to version 1.10.0, which fixes this issue.","status":"published","published":"2026-10-07T12:31:58Z","modified":"2026-10-07T12:31:59Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:A/V:D/RE:H/U:Green","level":"low"}],"cwes":["CWE-248"],"updated_at":"2026-11-02T15:12:54.084372Z"}],"nvd":[{"id":"CVE-2026-78243","description":"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=\".\n\n\n\n\nThis only affects install that have the non default LDAP group provider configured. \n\n\nUsers are recommended to upgrade to version 1.10.0, which fixes this issue.","status":"published","published":"2026-10-07T10:17:36.017Z","modified":"2026-10-07T18:17:30.637Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:A/V:D/RE:H/U:Green","level":"low","assessor":"secondary"}],"cwes":["CWE-248"],"updated_at":"2026-11-02T14:12:54.809359Z"}]}}