{"id":"RLSA-2026:20612","summary":"Important: gnutls security update","details":"The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library,\nwhich implements cryptographic algorithms and protocols such as SSL, TLS, and\nDTLS.\n\nSecurity Fix(es):\n\n* gnutls: Fix qsort comparator in DTLS reassembly (CVE-2026-42009)\n* gnutls: Fix crashing on an underflow with a DTLS datagram\n(CVE-2026-33845)\n* gnutls: Fix RSA-PSK identity truncation (CVE-2026-42010)\n* gnutls: Fix case-sensitivity of domain name comparison in name\nconstraints (CVE-2026-3833)\n* gnutls: Fix intersecting empty name constraints (CVE-2026-42011)\n* gnutls: Denial of Service via heap buffer overflow in DTLS handshake\nfragment reassembly (CVE-2026-33846)\n\nFor more details about the security issue(s), including the impact, a CVSS\nscore, acknowledgments, and other related information, refer to the CVE page(s)\nlisted in the References section.","modified":"2026-06-02T18:25:39.713855542Z","published":"2026-06-02T18:03:08.506628Z","upstream":["CVE-2026-33845","CVE-2026-33846","CVE-2026-3832","CVE-2026-3833","CVE-2026-42009","CVE-2026-42010","CVE-2026-42011","CVE-2026-42012","CVE-2026-42013","CVE-2026-42014","CVE-2026-42015","CVE-2026-5260","CVE-2026-5419"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:20612"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445762"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445763"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2450624"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2450625"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467279"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467289"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467437"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467441"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467448"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467450"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467451"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467678"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467686"}],"affected":[{"package":{"name":"gnutls","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/gnutls?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.8.10-4.el9_8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:20612.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}