{"id":"RLSA-2026:77689","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: ipvlan: Make the addrs_lock be per port (CVE-2026-23103)\n\n* kernel: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use (CVE-2026-53360)\n\n* kernel: vsock/virtio: fix zerocopy completion for multi-skb sends (CVE-2026-53365)\n\n* kernel: NFSD: Fix SECINFO_NO_NAME decode error cleanup (CVE-2026-53398)\n\n* kernel: vsock/virtio: bind uarg before filling zerocopy skb (CVE-2026-63970)\n\n* kernel: igc: set tx buffer type for SMD frames (CVE-2026-64035)\n\n* kernel: idpf: fix read_dev_clk_lock spinlock init in idpf_ptp_init() (CVE-2026-64162)\n\n* kernel: vsock/vmci: fix UAF when peer resets connection during handshake (CVE-2026-64115)\n\n* kernel: SUNRPC: pin upper rpc_clnt across the TLS connect_worker (CVE-2026-72317)\n\n* kernel: ipvlan: inherit needed_headroom and needed_tailroom from phy_dev (CVE-2026-74744)\n\n* kernel: nfsd: defer vfree of compound ops to fix rpc_status UAF (CVE-2026-89690)\n\n* kernel: nfsd: initialize copy-notify stateid before publishing it (CVE-2026-89669)\n\n* kernel: svcrdma: Reject inline replies that overflow the pull-up buffer (CVE-2026-89530)\n\n* kernel: nfsd: revoke copy-notify stateids before dropping their reference (CVE-2026-89663)\n\nBug Fix(es) and Enhancement(s):\n\n* \"iavf: refactor iavf_clean_rx_irq to support legacy and flex descriptors\" broke rx-vlan-offload on rhel-9.7 [rhel-9.8.z] (JIRA:Rocky Linux-169480)\n\n* [GNR-D] missing interfaces tspll_cfg (JIRA:Rocky Linux-183201)\n\n* Rocky Linux9.8z KVM guest panicked in vmmouse driver (JIRA:Rocky Linux-186577)\n\n* Add Epson RX8111 support to Rocky Linux9.9 [rhel-9.8.z] (JIRA:Rocky Linux-212014)\n\n* RT scheduler livelock: migrate-disabled task at pushable-list head causes repeated RT push/stopper retries, starving a critical RT task (remaining issue after CVE-2026-45919 fix in 94894c9c477e) [rhel-9.8.z] (JIRA:Rocky Linux-256279)\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":"2026-10-09T12:45:02.560398564Z","published":"2026-10-09T12:05:31.687519Z","upstream":["CVE-2026-23103","CVE-2026-53360","CVE-2026-53365","CVE-2026-53398","CVE-2026-63970","CVE-2026-64035","CVE-2026-64115","CVE-2026-64162","CVE-2026-72317","CVE-2026-74744","CVE-2026-89530","CVE-2026-89663","CVE-2026-89669","CVE-2026-89690"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:77689"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:77689"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2436771"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2497032"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2499742"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502222"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502411"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502476"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502521"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502593"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516705"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524431"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532103"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532111"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532218"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532231"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:77689"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:5.14.0-687.56.1.el9_8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:77689.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"}]}