RLSA-2026:61887

Описание

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)

Bug Fix(es) and Enhancement(s):

• Rocky Linux 10: s390: Revert support for DCACHE_WORD_ACCESS [rhel-10.2.z] (JIRA:Rocky Linux-188180)

• qede: build_skb failure causes off-by-one BD ring corruption and kernel panic [rhel-10.2.z] (JIRA:Rocky Linux-193043)

• ss core dumped when there is an SCTP session [rhel-10.2.z] (JIRA:Rocky Linux-212393)

• [Rocky Linux-10.2.z] Intel CWF: CPU is unable to obtain cstate1 on idle system (JIRA:Rocky Linux-218627)

• Rocky Linux10.0 - s390/pfault: Fix virtual vs physical address confusion [rhel-10.2.z] (JIRA:Rocky Linux-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.