Security update for the Linux Kernel
The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs (bsc#1266290). - CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work (bsc#1255416). - CVE-2026-23392: netfilter: nf_tables: release flowtable after rcu grace period on error (bsc#1260531). - CVE-2026-31405: media: dvb-net: fix OOB access in ULE extension header tables (bsc#1261700). - CVE-2026-31473: media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex (bsc#1262663). - CVE-2026-31500: Bluetooth: btintel: serialize btintel_hw_error() with hci_req_sync_lock (bsc#1262993). - CVE-2026-31613: smb: client: fix OOB reads parsing symlink error response (bsc#1263769). - CVE-2026-31697: crypto: ccp: Don't attempt to copy ID to userspace if PSP command failed (bsc#1264116). - CVE-2026-31698: crypto: ccp: Don't attempt to copy PDH cert to userspace if PSP command failed (bsc#1263880). - CVE-2026-31699: crypto: ccp: Don't attempt to copy CSR to userspace if PSP command failed (bsc#1263879). - CVE-2026-31758: usb: usbtmc: Flush anchored URBs in usbtmc_release (bsc#1264093). - CVE-2026-31759: usb: ulpi: fix double free in ulpi_register_interface() error path (bsc#1264076). - CVE-2026-43077: crypto: algif_aead - Fix minimum RX size check for decryption (bsc#1264470). - CVE-2026-43198: tcp: fix potential race in tcp_v6_syn_recv_sock() (bsc#1264610). - CVE-2026-43366: io_uring/kbuf: check if target buffer list is still legacy on recycle (bsc#1265116). - CVE-2026-45886: bpf: Fix bpf_xdp_store_bytes proto for read-only arg (bsc#1266810). - CVE-2026-45970: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (bsc#1267205). - CVE-2026-45984: gfs2: Move the inode glock locking to gfs2_file_buffered_write (bsc#1267214). - CVE-2026-46021: thermal: core: Fix thermal zone governor cleanup issues (bsc#1267220). - CVE-2026-46037: ipv4: icmp: validate reply type before using icmp_pointers (bsc#1267361). - CVE-2026-46113: KVM: x86/mmu: Add helper to convert SPTE value to its shadow page (bsc#1266969). - CVE-2026-46116: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (bsc#1267369). - CVE-2026-46120: ip6_gre: Use cached t->net in ip6erspan_changelink() (bsc#1267640). - CVE-2026-46123: Bluetooth: virtio_bt: clamp rx length before skb_put (bsc#1267621). - CVE-2026-46150: fanotify: fix false positive on permission events (bsc#1267387). - CVE-2026-46159: btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak (bsc#1267652). - CVE-2026-46227: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (bsc#1267697). - CVE-2026-46273: ibmveth: Disable GSO for packets with small MSS (bsc#1265211 bsc#1267651). The following non security issues were fixed: - arm64: tlb: Allow XZR argument to TLBI ops (git-fixes). - arm64: tlb: Optimize ARM64_WORKAROUND_REPEAT_TLBI (git-fixes). - KVM: x86: Constrain guest-supported xfeatures only at KVM_GET_XSAVE{2} (bsc#1247954). - KVM: x86: Remove 'return void' expression for 'void function' (bsc#1247954). - smb: client: correctly handle ErrorContextData as a flexible array (git-fixes). - x86/fpu: Allow caller to constrain xfeatures when copying to uabi buffer (bsc#1247954).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs (bsc#1266290). - CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work (bsc#1255416). - CVE-2026-23392: netfilter: nf_tables: release flowtable after rcu grace period on error (bsc#1260531). - CVE-2026-31405: media: dvb-net: fix OOB access in ULE extension header tables (bsc#1261700). - CVE-2026-31473: media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex (bsc#1262663). - CVE-2026-31500: Bluetooth: btintel: serialize btintel_hw_error() with hci_req_sync_lock (bsc#1262993). - CVE-2026-31613: smb: client: fix OOB reads parsing symlink error response (bsc#1263769). - CVE-2026-31697: crypto: ccp: Don't attempt to copy ID to userspace if PSP command failed (bsc#1264116). - CVE-2026-31698: crypto: ccp: Don't attempt to copy PDH cert to userspace if PSP command failed (bsc#1263880). - CVE-2026-31699: crypto: ccp: Don't attempt to copy CSR to userspace if PSP command failed (bsc#1263879). - CVE-2026-31758: usb: usbtmc: Flush anchored URBs in usbtmc_release (bsc#1264093). - CVE-2026-31759: usb: ulpi: fix double free in ulpi_register_interface() error path (bsc#1264076). - CVE-2026-43077: crypto: algif_aead - Fix minimum RX size check for decryption (bsc#1264470). - CVE-2026-43198: tcp: fix potential race in tcp_v6_syn_recv_sock() (bsc#1264610). - CVE-2026-43366: io_uring/kbuf: check if target buffer list is still legacy on recycle (bsc#1265116). - CVE-2026-45886: bpf: Fix bpf_xdp_store_bytes proto for read-only arg (bsc#1266810). - CVE-2026-45970: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (bsc#1267205). - CVE-2026-45984: gfs2: Move the inode glock locking to gfs2_file_buffered_write (bsc#1267214). - CVE-2026-46021: thermal: core: Fix thermal zone governor cleanup issues (bsc#1267220). - CVE-2026-46037: ipv4: icmp: validate reply type before using icmp_pointers (bsc#1267361). - CVE-2026-46113: KVM: x86/mmu: Add helper to convert SPTE value to its shadow page (bsc#1266969). - CVE-2026-46116: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (bsc#1267369). - CVE-2026-46120: ip6_gre: Use cached t->net in ip6erspan_changelink() (bsc#1267640). - CVE-2026-46123: Bluetooth: virtio_bt: clamp rx length before skb_put (bsc#1267621). - CVE-2026-46150: fanotify: fix false positive on permission events (bsc#1267387). - CVE-2026-46159: btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak (bsc#1267652). - CVE-2026-46227: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (bsc#1267697). - CVE-2026-46273: ibmveth: Disable GSO for packets with small MSS (bsc#1265211 bsc#1267651). The following non security issues were fixed: - arm64: tlb: Allow XZR argument to TLBI ops (git-fixes). - arm64: tlb: Optimize ARM64_WORKAROUND_REPEAT_TLBI (git-fixes). - KVM: x86: Constrain guest-supported xfeatures only at KVM_GET_XSAVE{2} (bsc#1247954). - KVM: x86: Remove 'return void' expression for 'void function' (bsc#1247954). - smb: client: correctly handle ErrorContextData as a flexible array (git-fixes). - x86/fpu: Allow caller to constrain xfeatures when copying to uabi buffer (bsc#1247954).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1247954
- https://bugzilla.suse.com/1255416
- https://bugzilla.suse.com/1258538
- https://bugzilla.suse.com/1260531
- https://bugzilla.suse.com/1261700
- https://bugzilla.suse.com/1262663
- https://bugzilla.suse.com/1262993
- https://bugzilla.suse.com/1263769
- https://bugzilla.suse.com/1263879
- https://bugzilla.suse.com/1263880
- https://bugzilla.suse.com/1264076
- https://bugzilla.suse.com/1264093
- https://bugzilla.suse.com/1264116
- https://bugzilla.suse.com/1264470
- https://bugzilla.suse.com/1264610
- https://bugzilla.suse.com/1265116
- https://bugzilla.suse.com/1265211
- https://bugzilla.suse.com/1265960
- https://bugzilla.suse.com/1266214
- https://bugzilla.suse.com/1266290
- https://bugzilla.suse.com/1266810
- https://bugzilla.suse.com/1266969
- https://bugzilla.suse.com/1267205
- https://bugzilla.suse.com/1267214
- https://bugzilla.suse.com/1267220
- https://bugzilla.suse.com/1267361
- https://bugzilla.suse.com/1267369
- https://bugzilla.suse.com/1267387
- https://bugzilla.suse.com/1267621
- https://bugzilla.suse.com/1267640
- https://bugzilla.suse.com/1267651
- https://bugzilla.suse.com/1267652
- https://bugzilla.suse.com/1267697
- https://www.suse.com/security/cve/CVE-2025-10263
- https://www.suse.com/security/cve/CVE-2025-68324
- https://www.suse.com/security/cve/CVE-2026-23392
- https://www.suse.com/security/cve/CVE-2026-31405
- https://www.suse.com/security/cve/CVE-2026-31473
- https://www.suse.com/security/cve/CVE-2026-31500
- https://www.suse.com/security/cve/CVE-2026-31613
- https://www.suse.com/security/cve/CVE-2026-31697
- https://www.suse.com/security/cve/CVE-2026-31698
- https://www.suse.com/security/cve/CVE-2026-31699
- https://www.suse.com/security/cve/CVE-2026-31758
- https://www.suse.com/security/cve/CVE-2026-31759
- https://www.suse.com/security/cve/CVE-2026-43077
- https://www.suse.com/security/cve/CVE-2026-43198
- https://www.suse.com/security/cve/CVE-2026-43366
- https://www.suse.com/security/cve/CVE-2026-43503
- https://www.suse.com/security/cve/CVE-2026-45886
- https://www.suse.com/security/cve/CVE-2026-45970
- https://www.suse.com/security/cve/CVE-2026-45984
- https://www.suse.com/security/cve/CVE-2026-46021
- https://www.suse.com/security/cve/CVE-2026-46037
- https://www.suse.com/security/cve/CVE-2026-46113
- https://www.suse.com/security/cve/CVE-2026-46116
- https://www.suse.com/security/cve/CVE-2026-46120
- https://www.suse.com/security/cve/CVE-2026-46123
- https://www.suse.com/security/cve/CVE-2026-46150
- https://www.suse.com/security/cve/CVE-2026-46159
- https://www.suse.com/security/cve/CVE-2026-46227
- https://www.suse.com/security/cve/CVE-2026-46273
- https://www.suse.com/support/update/announcement/2026/suse-su-20262630-1/