{"id":"RLSA-2026:63129","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: smc: Fix use-after-free in __pnet_find_base_ndev() (CVE-2025-40064)\n\n* kernel: Linux kernel: Denial of Service due to memory leak in tpm2_load_cmd (CVE-2025-71147)\n\n* kernel: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (CVE-2026-45970)\n\n* kernel: smb/client: fix out-of-bounds read in symlink_data() (CVE-2026-46185)\n\n* kernel: Bluetooth: hci_ldisc: Clear HCI_UART_PROTO_INIT on error (CVE-2026-53073)\n\n* kernel: pNFS: Fix use-after-free in pnfs_update_layout() (CVE-2026-63800)\n\n* kernel: nfsd: fix posix_acl leak on SETACL decode failure (CVE-2026-53397)\n\n* kernel: exfat: fix potential use-after-free in exfat_find_dir_entry() (CVE-2026-63808)\n\n* kernel: nfsd: release layout stid on setlease failure (CVE-2026-53399)\n\n* kernel: NFSv4/flexfiles: reject zero filehandle version count (CVE-2026-53392)\n\n* kernel: KEYS: fix overflow in keyctl_pkey_params_get_2() (CVE-2026-63824)\n\n* kernel: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr (CVE-2026-53391)\n\n* kernel: scsi: target: iscsi: Validate CHAP_R length before base64 decode (CVE-2026-63886)\n\n* kernel: ipv4: free net-\u003eipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table() (CVE-2026-64002)\n\n* kernel: net: mana: validate rx_req_idx to prevent out-of-bounds array access (CVE-2026-64018)\n\n* kernel: scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf (CVE-2026-63887)\n\n* kernel: smb: client: fix query directory replay double-free (CVE-2026-64387)\n\n* kernel: Kernel: Remote out-of-bounds write in RDMA/siw (CVE-2026-64268)\n\n* kernel: crypto: qat - fix VF2PF work teardown race in adf_disable_sriov() (CVE-2026-64438)\n\n* kernel: crypto: qat - validate RSA CRT component lengths (CVE-2026-64304)\n\n* kernel: NFSv4: include MAY_WRITE in open permission mask for O_TRUNC (CVE-2026-64298)\n\n* kernel: ALSA: virtio: Validate control metadata from the device (CVE-2026-64490)\n\n* kernel: AMD-SN-7061: Safe RET Interrupt Vulnerability (CVE-2026-68480)\n\n* kernel: Linux kernel: Arbitrary code execution via userfaultfd shadow stack manipulation (CVE-2026-68166)\n\n* kernel: iomap: fix out-of-bounds bitmap_set() with zero-length range (CVE-2026-68145)\n\n* kernel: locking/rt: Fix the incorrect RCU protection in rt_spin_unlock() (CVE-2026-72069)\n\n* kernel: nvmet-auth: reject short AUTH_RECEIVE buffers (CVE-2026-72130)\n\nBug Fix(es) and Enhancement(s):\n\n* [Rocky Linux 9] TPM becomes completely unresponsive and requires a full reboot to clear [rhel-9.8.z] (JIRA:Rocky Linux-213940)\n\n* RT scheduler livelock caused by missing backport of 94894c9c477e [rhel-9.8.z] (JIRA:Rocky Linux-240634)\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":"2026-09-05T18:24:40.200795377Z","published":"2026-09-05T18:05:10.481546Z","upstream":["CVE-2025-40064","CVE-2025-71147","CVE-2026-45970","CVE-2026-46185","CVE-2026-53073","CVE-2026-53391","CVE-2026-53392","CVE-2026-53397","CVE-2026-53399","CVE-2026-63800","CVE-2026-63808","CVE-2026-63824","CVE-2026-63886","CVE-2026-63887","CVE-2026-64002","CVE-2026-64018","CVE-2026-64268","CVE-2026-64298","CVE-2026-64304","CVE-2026-64387","CVE-2026-64438","CVE-2026-64490","CVE-2026-68145","CVE-2026-68166","CVE-2026-68480","CVE-2026-72069","CVE-2026-72130"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:63129"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:63129"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2406747"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2432366"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482006"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482558"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492447"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502219"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502227"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502235"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502239"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502240"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502248"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502260"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502329"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502363"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502421"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502447"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507046"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507089"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507118"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507119"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507208"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507277"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2508363"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513167"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513392"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516248"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516448"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:63129"}],"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":"0:5.14.0-687.44.1.el9_8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:63129.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}