{"action":"Upgrade krb5 to 1.22.1-3 or later.","affected":[{"fixed":"1.22.1-3","introduced":"0"}],"component":"krb5","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.22.1-3"],"id":"tcs_01M5NQD3NVXJ292PJB5VHCYJ5E","modified_at":"2026-11-01T09:47:40.013918867Z","published_at":"2026-06-11T10:16:21.217Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-11850","https://security-tracker.debian.org/tracker/CVE-2026-11850"],"severity":{"label":"medium","score":5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-11850#Debian:14/krb5","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-11850"}],"summary":"An integer underflow vulnerability was found in MIT krb5 in the berval2tl_data() function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c. The function performs an unsigned subtraction (bv_len - 2)"}