ALSA-2026:61887

ALSA-2026:61887 · Important: kernel security, bug fix, and enhancement update

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The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: seccomp: passthrough uretprobe systemcall without filtering (CVE-2025-21834) * kernel: ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv() (CVE-2026-23003) * kernel: netfilter: nf_tables: Fix for duplicate device in netdev hooks (CVE-2026-43454) * kernel: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() (CVE-2026-43450) * kernel: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (CVE-2026-45970) * kernel: ip6_gre: Use cached t->net in ip6erspan_changelink() (CVE-2026-46120) * kernel: iommu/amd: Fix clone_alias() to use the original device's devid (CVE-2026-53053) * kernel: NFSD: fix nfs4_file access extra count in nfsd4_add_rdaccess_to_wrdeleg (CVE-2026-53026) * kernel: zram: fix use-after-free in zram_bvec_write_partial() (CVE-2026-53185) * kernel: USB: serial: io_ti: fix heap overflow in get_manuf_info() (CVE-2026-53196) * kernel: mm/huge_memory: update file PMD counter before folio_put() (CVE-2026-53189) * kernel: mm/list_lru: drain before clearing xarray entry on reparent (CVE-2026-53153) * kernel: pNFS: Fix use-after-free in pnfs_update_layout() (CVE-2026-63800) * kernel: nfsd: fix posix_acl leak on SETACL decode failure (CVE-2026-53397) * kernel: nfsd: release layout stid on setlease failure (CVE-2026-53399) * kernel: NFSv4/flexfiles: reject zero filehandle version count (CVE-2026-53392) * kernel: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr (CVE-2026-53391) * kernel: net: mana: validate rx_req_idx to prevent out-of-bounds array access (CVE-2026-64018) * kernel: smb: client: protect tc_count increment in smb2_find_smb_sess_tcon_unlocked() (CVE-2026-64136) * kernel: netfilter: ipset: fix race between dump and ip_set_list resize (CVE-2026-64189) * kernel: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page (CVE-2026-64320) * kernel: crypto: qat - fix VF2PF work teardown race in adf_disable_sriov() (CVE-2026-64438) * kernel: crypto: qat - validate RSA CRT component lengths (CVE-2026-64304) * kernel: NFSv4: include MAY_WRITE in open permission mask for O_TRUNC (CVE-2026-64298) * kernel: ALSA: virtio: Validate control metadata from the device (CVE-2026-64490) * kernel: mm: shrinker: fix shrinker_info teardown race with expansion (CVE-2026-64418) * kernel: smb: client: fix change notify replay double-free (CVE-2026-64384) * kernel: Input: synaptics-rmi4 - bound the F3A keymap to the GPIO count (CVE-2026-64277) * kernel: Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count (CVE-2026-64276) * kernel: AMD-SN-7061: Safe RET Interrupt Vulnerability (CVE-2026-68480) * kernel: mm/khugepaged: write all dirty file folios when collapsing (CVE-2026-68086) * kernel: Linux kernel: Arbitrary code execution via userfaultfd shadow stack manipulation (CVE-2026-68166) * kernel: locking/rt: Fix the incorrect RCU protection in rt_spin_unlock() (CVE-2026-72069) * kernel: nvmet-auth: reject short AUTH_RECEIVE buffers (CVE-2026-72130) * kernel: ceph: give up on paths longer than PATH_MAX (CVE-2024-53685) * kernel: ceph: fix memory leaks in ceph_mdsc_build_path() (CVE-2026-43419) * kernel: ceph: add a bunch of missing ceph_path_info initializers (CVE-2026-43408) Bug Fix(es) and Enhancement(s): * AlmaLinux 10: s390: Revert support for DCACHE_WORD_ACCESS [almalinux-10.2.z] (JIRA:AlmaLinux-188180) * qede: build_skb failure causes off-by-one BD ring corruption and kernel panic [almalinux-10.2.z] (JIRA:AlmaLinux-193043) * ss core dumped when there is an SCTP session [almalinux-10.2.z] (JIRA:AlmaLinux-212393) * [AlmaLinux-10.2.z] Intel CWF: CPU is unable to obtain cstate1 on idle system (JIRA:AlmaLinux-218627) * AlmaLinux10.0 - s390/pfault: Fix virtual vs physical address confusion [almalinux-10.2.z] (JIRA:AlmaLinux-222507) For 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.

Correctif disponible

Publication

2026-09-01T00:00:00Z

Mise à jour

2026-09-21T23:15:07.112942399Z

Pile logicielle: system

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