{"id":"openSUSE-SU-2026:21021-1","summary":"Security update for krb5","details":"This update for krb5 fixes the following issues\n\n- CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism (bsc#1263366).\n- CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read (bsc#1263367).\n","modified":"2026-06-30T18:24:42.630996850Z","published":"2026-06-22T14:30:37Z","related":["CVE-2026-40355","CVE-2026-40356"],"upstream":["CVE-2026-40355","CVE-2026-40356"],"references":[{"type":"ADVISORY"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263366"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263367"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-40355"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-40356"}],"affected":[{"package":{"name":"krb5","ecosystem":"openSUSE:Leap 16.0","purl":"pkg:rpm/opensuse/krb5&distro=openSUSE%20Leap%2016.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.3-160000.3.1"}]}],"ecosystem_specific":{"binaries":[{"krb5-devel":"1.21.3-160000.3.1","krb5-plugin-kdb-ldap":"1.21.3-160000.3.1","krb5-plugin-preauth-otp":"1.21.3-160000.3.1","krb5-plugin-preauth-pkinit":"1.21.3-160000.3.1","krb5-plugin-preauth-spake":"1.21.3-160000.3.1","krb5-server":"1.21.3-160000.3.1","krb5":"1.21.3-160000.3.1","krb5-client":"1.21.3-160000.3.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21021-1.json"}}],"schema_version":"1.7.5"}