{"id":"RLSA-2026:72624","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: KVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1 (CVE-2026-46076)\n\n* kernel: ext4: fix e4b bitmap inconsistency reports (CVE-2026-45942)\n\n* kernel: KVM: arm64: Reassign nested_mmus array behind mmu_lock (CVE-2026-46317)\n\n* kernel: fhandle: fix UAF due to unlocked -\u003emnt_ns read in may_decode_fh() (CVE-2026-53341)\n\n* kernel: perf/core: Detach event groups during remove_on_exec (CVE-2026-64556)\n\n* kernel: vmxnet3: fix BUG_ON in vmxnet3_get_hdr_len() for Geneve packets (CVE-2026-68299)\n\n* kernel: crypto: tegra - fix rctx-\u003ecryptlen calculation in tegra_gcm_do_one_req() (CVE-2026-80522)\n\n* kernel: perf: Reject exited events as group leaders (CVE-2026-74753)\n\n* kernel: nvme-tcp: reject a read that transferred too few bytes (CVE-2026-89480)\n\n* kernel: KVM: arm64: Handle negative S1 walk levels in VNCR TLB size evaluation (CVE-2026-89775)\n\nBug Fix(es) and Enhancement(s):\n\n* KVM: s390: Limit adapter indicator access to mapped page [rhel-10.2.z] (JIRA:Rocky Linux-188661)\n\n* crypto: xxhash64 should not be fips approved [rhel-10.2.z] (JIRA:Rocky Linux-254943)\n\n* kata-tdx TD vCPU stuck at reset vector (EIP=0xFFF0) on Intel Xeon 6 (Granite Rapids / Sierra Forest) ? guest never executes. (10.2.z) (JIRA:Rocky Linux-260402)\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":"2026-09-30T12:45:02.635914862Z","published":"2026-09-30T12:10:38.243683Z","upstream":["CVE-2026-45942","CVE-2026-46076","CVE-2026-46317","CVE-2026-53341","CVE-2026-64556","CVE-2026-68299","CVE-2026-74753","CVE-2026-80522","CVE-2026-89480","CVE-2026-89775"],"database_specific":{"source_advisory":"RHSA-2026:72624","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:72624"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2481992"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482104"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2486976"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2495938"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2508319"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513356"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524423"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524434"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532095"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535049"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:72624"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.12.0-211.61.1.el10_2"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:72624.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}