{"id":"RLSA-2026:81406","summary":"Important: kernel security, bug fix, and enhancement update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: thermal: core: Fix thermal zone device registration error path (CVE-2026-43332)\n\n* kernel: macsec: fix replay protection at XPN lower-PN wrap (CVE-2026-63925)\n\n* kernel: i2c: stub: Reject I2C block transfers with invalid length (CVE-2026-64191)\n\n* kernel: Kernel SMB client: Double-free vulnerability allows remote denial of service or privilege escalation (CVE-2026-64385)\n\n* kernel: bpf: Support for hardening against JIT spraying (CVE-2026-64508)\n\n* kernel: x86/bugs: Enable IBPB flush on BPF JIT allocation (CVE-2026-64507)\n\n* kernel: openvswitch: fix GSO userspace truncation underflow (CVE-2026-68123)\n\n* kernel: cifs: validate DFS referral string offsets (CVE-2026-72318)\n\n* kernel: KVM: arm64: vgic: Check the interrupt is still ours before migrating it (CVE-2026-72289)\n\n* kernel: af_unix: Unlink scc_entry in unix_del_edge() (CVE-2026-80521)\n\n* kernel: nvmet-auth: Synchronize timeout work during SQ teardown (CVE-2026-89970)\n\nBug Fix(es) and Enhancement(s):\n\n* net/tls backports for 10.2 (JIRA:Rocky Linux-275027)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-10-14T12:30:02.642712500Z","published":"2026-10-14T12:08:56.685590Z","upstream":["CVE-2026-43332","CVE-2026-63925","CVE-2026-64191","CVE-2026-64385","CVE-2026-64507","CVE-2026-64508","CVE-2026-68123","CVE-2026-72289","CVE-2026-72318","CVE-2026-80521","CVE-2026-89970"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:81406","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:81406"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2468043"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502397"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502872"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507035"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507153"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507218"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513451"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516396"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516657"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524478"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535265"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:81406"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10-riscv64&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.12.0-211.65.1.el10_2"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:81406.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}