{"id":"SUSE-SU-2026:2923-1","summary":"Security update for gnutls","details":"This update for gnutls fixes the following issues\n\n- CVE-2026-3833: incorrectly accepted domain names due to comparison during name constraints processing being\n  case-sensitive (bsc#1263707).\n- CVE-2026-5260: heap overread when processing extremely short premaster secret as part of an RSA key exchange\n  (bsc#1263715).\n- CVE-2026-42011: name constraint bypass leading to acceptance of invalid certificates during certificate validation\n  (bsc#1263710).\n- CVE-2026-42013: certificate validation bypass when validating certificates with an oversized SAN (bsc#1263712).\n- CVE-2026-42014: use-after-free when an attacker attempts to change the PIN with a NULL old PIN for a token that lacks\n  a protected authentication path (bsc#1263713).\n- CVE-2026-42015: memory corruption when appending to a PKCS#12 bag that already contains 32 elements (bsc#1263714).\n","modified":"2026-07-15T10:00:06.457180735Z","published":"2026-07-13T17:49:40Z","related":["CVE-2026-3833","CVE-2026-42011","CVE-2026-42013","CVE-2026-42014","CVE-2026-42015","CVE-2026-5260"],"upstream":["CVE-2026-3833","CVE-2026-42011","CVE-2026-42013","CVE-2026-42014","CVE-2026-42015","CVE-2026-5260"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262923-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263707"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263710"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263712"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263713"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263714"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263715"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-3833"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-42011"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-42013"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-42014"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-42015"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-5260"}],"affected":[{"package":{"name":"gnutls","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","purl":"pkg:rpm/suse/gnutls&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.17-8.26.1"}]}],"ecosystem_specific":{"binaries":[{"libgnutls30":"3.4.17-8.26.1","libgnutls30-32bit":"3.4.17-8.26.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:2923-1.json"}}],"schema_version":"1.7.5"}