CVE-2022-49871

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix memory leaks of napi_get_frags kmemleak reports after running test_progs: unreferenced object 0xffff8881b1672dc0 (size 232): comm "test_progs", pid 394388, jiffies 4354712116 (age 841.975s) hex dump (first 32 bytes): e0 84 d7 a8 81 88 ff ff 80 2c 67 b1 81 88 ff ff .........,g..... 00 40 c5 9b 81 88 ff ff 00 00 00 00 00 00 00 00 .@.............. backtrace: [<00000000c8f01748>] napi_skb_cache_get+0xd4/0x150 [<0000000041c7fc09>] __napi_build_skb+0x15/0x50 [<00000000431c7079>] __napi_alloc_skb+0x26e/0x540 [<000000003ecfa30e>] napi_get_frags+0x59/0x140 [<0000000099b2199e>] tun_get_user+0x183d/0x3bb0 [tun] [<000000008a5adef0>] tun_chr_write_iter+0xc0/0x1b1 [tun] [<0000000049993ff4>] do_iter_readv_writev+0x19f/0x320 [<000000008f338ea2>] do_iter_write+0x135/0x630 [<000000008a3377a4>] vfs_writev+0x12e/0x440 [<00000000a6b5639a>] do_writev+0x104/0x280 [<00000000ccf065d8>] do_syscall_64+0x3b/0x90 [<00000000d776e329>] entry_SYSCALL_64_after_hwframe+0x63/0xcd The issue occurs in the following scenarios: tun_get_user() napi_gro_frags() napi_frags_finish() case GRO_NORMAL: gro_normal_one() list_add_tail(&skb->list, &napi->rx_list); <-- While napi->rx_count < READ_ONCE(gro_normal_batch), <-- gro_normal_list() is not called, napi->rx_list is not empty <-- not ask to complete the gro work, will cause memory leaks in <-- following tun_napi_del() ... tun_napi_del() netif_napi_del() __netif_napi_del() <-- &napi->rx_list is not empty, which caused memory leaks To fix, add napi_complete() after napi_gro_frags().

• rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present
• xfrm: esp: avoid in-place decrypt on shared skb frags
• clk: Fix clk_hw_get_clk() when dev is NULL {CVE-2022-49187}
• x86/sgx: Add overflow check in sgx_validate_offset_length() {CVE-2022-49785}
• ext4: init quota for 'old.inode' in 'ext4_rename' {CVE-2022-50346}
• skbuff: Account for tail adjustment during pull operations {CVE-2022-50365}
• net: If sock is dead don't access sock's sk_wq in sk_stream_wait_memory {CVE-2022-50409}
• scsi: qla2xxx: Delay module unload while fabric scan in progress {CVE-2025-71235}
• HID: alps: fix NULL pointer dereference in alps_raw_event() {CVE-2026-31625}
• rxrpc: fix reference count leak in rxrpc_server_keyring() {CVE-2026-31634}
• drm/i915/gt: Check set_default_submission() before deferencing {CVE-2026-31540}
• ACPICA: ACPICA: check null return of ACPI_ALLOCATE_ZEROED in acpi_db_display_objects {CVE-2023-54010}
• drm/amdgpu: fix the waring dereferencing hive {CVE-2024-46805}
• drm/amd/display: Add NULL check for function pointer in dcn20_set_output_transfer_func {CVE-2024-49911}
• tracing: Prevent bad count for tracing_cpumask_write {CVE-2024-56763}
• HID: wacom: fix when get product name maybe null pointer {CVE-2024-56629}
• thermal: int340x: Add NULL check for adev {CVE-2025-23136}
• wifi: mac80211: Purge vif txq in ieee80211_do_stop() {CVE-2025-37794}
• Bluetooth: L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb {CVE-2026-31510}
• wifi: cfg80211: ocb: don't leave if not joined {CVE-2023-53992}
• mmc: core: Fix kernel panic when remove non-standard SDIO card {CVE-2022-50640}
• EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper() {CVE-2022-50645}
• serial: amba-pl011: avoid SBSA UART accessing DMACR register {CVE-2022-50625}
• inet_diag: Initialize pad field in struct inet_diag_req_v2 {CVE-2024-42106}
• regulator: pfuze100: Fix refcount leak in pfuze_parse_regulators_dt {CVE-2022-49481}
• net/core: Fix ETH_P_1588 flow dissector {CVE-2023-52580}
• mm/damon/vaddr-test: fix memory leak in damon_do_test_apply_three_regions() {CVE-2023-52560}
• af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg {CVE-2024-38596}
• drm/amd/display: Implement bounds check for stream encoder creation in DCN301 {CVE-2024-26660}
• block: prevent division by zero in blk_rq_stat_sum() {CVE-2024-35925}
• netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu() {CVE-2024-36286}
• tipc: fix a possible memleak in tipc_buf_append {CVE-2024-36954}
• ipv6: prevent possible NULL deref in fib6_nh_init() {CVE-2024-40961}
• pinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER {CVE-2024-42090}
• ipv6: prevent possible NULL dereference in rt6_probe() {CVE-2024-40960}
• drm/radeon: check bo_va->bo is non-NULL before using it {CVE-2024-41060}
• dma: fix call order in dmam_free_coherent {CVE-2024-43856}
• scsi: qla2xxx: Fix for possible memory corruption {CVE-2024-42288}
• ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt {CVE-2024-26774}
• netfilter: flowtable: incorrect pppoe tuple {CVE-2024-27015}
• bnxt_en: Adjust logging of firmware messages in case of released token in __hwrm_send() {CVE-2024-40919}
• Bluetooth: btintel: Fix null ptr deref in btintel_read_version {CVE-2024-35933}
• netdevsim: prevent bad user input in nsim_dev_health_break_write() {CVE-2024-56716}
• net/mlx5e: CT: Fix null-ptr-deref in add rule err flow {CVE-2024-53120}
• EDAC/bluefield: Fix potential integer overflow {CVE-2024-53161}
• NFSD: Prevent NULL dereference in nfsd4_process_cb_update() {CVE-2024-53217}
• ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_find() {CVE-2024-50304}
• blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race {CVE-2024-50082}
• drm/radeon: fix uninitialized size issue in radeon_vce_cs_parse() {CVE-2025-21996}
• HID: appleir: Fix potential NULL dereference at raw event handle {CVE-2025-21948}
• filemap: Fix bounds checking in filemap_read()…

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix memory leaks of napi_get_frags kmemleak reports after running test_progs: unreferenced object 0xffff8881b1672dc0 (size 232): comm "test_progs", pid 394388, jiffies 4354712116 (age 841.975s) hex dump (first 32 bytes): e0 84 d7 a8 81 88 ff ff 80 2c 67 b1 81 88 ff ff .........,g..... 00 40 c5 9b 81 88 ff ff 00 00 00 00 00 00 00 00 .@.............. backtrace: [<00000000c8f01748>] napi_skb_cache_get+0xd4/0x150 [<0000000041c7fc09>] __napi_build_skb+0x15/0x50 [<00000000431c7079>] __napi_alloc_skb+0x26e/0x540 [<000000003ecfa30e>] napi_get_frags+0x59/0x140 [<0000000099b2199e>] tun_get_user+0x183d/0x3bb0 [tun] [<000000008a5adef0>] tun_chr_write_iter+0xc0/0x1b1 [tun] [<0000000049993ff4>] do_iter_readv_writev+0x19f/0x320 [<000000008f338ea2>] do_iter_write+0x135/0x630 [<000000008a3377a4>] vfs_writev+0x12e/0x440 [<00000000a6b5639a>] do_writev+0x104/0x280 [<00000000ccf065d8>] do_syscall_64+0x3b/0x90 [<00000000d776e329>] entry_SYSCALL_64_after_hwframe+0x63/0xcd The issue occurs in the following scenarios: tun_get_user() napi_gro_frags() napi_frags_finish() case GRO_NORMAL: gro_normal_one() list_add_tail(&skb->list, &napi->rx_list); <-- While napi->rx_count < READ_ONCE(gro_normal_batch), <-- gro_normal_list() is not called, napi->rx_list is not empty <-- not ask to complete the gro work, will cause memory leaks in <-- following tun_napi_del() ... tun_napi_del() netif_napi_del() __netif_napi_del() <-- &napi->rx_list is not empty, which caused memory leaks To fix, add napi_complete() after napi_gro_frags().

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49110: netfilter: conntrack: revisit gc autotuning (bsc#1237981).
• CVE-2022-49139: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt (bsc#1238032).
• CVE-2022-49767: 9p/trans_fd: always use O_NONBLOCK read/write (bsc#1242493).
• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21888: RDMA/mlx5: Fix a WARN during dereg_mr for DM type (bsc#1240177).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-22060: net: mvpp2: Prevent parser TCAM memory corruption (bsc#1241526).
• CVE-2025-23138: watch_queue: fix pipe accounting mismatch (bsc#1241648).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Refresh fixes for cBPF issue (bsc#1242778)
• Remove debug flavor (bsc#1243919)
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• scsi: storvsc: Set correct data length for sending SCSI command without payload (git-fixes).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Remove debug flavor (bsc#1243919).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47670: can: peak_usb: fix use after free bugs (bsc#1241407).
• CVE-2022-49139: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt (bsc#1238032).
• CVE-2022-49145: ACPI: CPPC: Avoid out of bounds access when parsing _CPC data (bsc#1238162).
• CVE-2022-49168: btrfs: do not clean up repair bio if submit fails (bsc#1238109).
• CVE-2022-49190: kernel/resource: fix kfree() of bootmem memory again (bsc#1238130).
• CVE-2022-49212: mtd: rawnand: atmel: fix refcount issue in atmel_nand_controller_init (bsc#1238331).
• CVE-2022-49216: drm/tegra: Fix reference leak in tegra_dsi_ganged_probe (bsc#1238338).
• CVE-2022-49235: ath9k_htc: fix uninit value bugs (bsc#1238333).
• CVE-2022-49248: ALSA: firewire-lib: fix uninitialized flag for AV/C deferred transaction (bsc#1238284).
• CVE-2022-49253: media: usb: go7007: s2250-board: fix leak in probe() (bsc#1238420).
• CVE-2022-49320: dmaengine: zynqmp_dma: In struct zynqmp_dma_chan fix desc_size data type (bsc#1238394).
• CVE-2022-49326: rtl818x: Prevent using not initialized queues (bsc#1238646).
• CVE-2022-49371: driver core: fix deadlock in __device_attach (bsc#1238546).
• CVE-2022-49382: soc: rockchip: Fix refcount leak in rockchip_grf_init (bsc#1238306).
• CVE-2022-49396: phy: qcom-qmp: fix reset-controller leak on probe errors (bsc#1238289).
• CVE-2022-49420: net: annotate races around sk->sk_bound_dev_if (bsc#1238887).
• CVE-2022-49441: tty: fix deadlock caused by calling printk() under tty_port->lock (bsc#1238263).
• CVE-2022-49445: pinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources() (bsc#1238019).
• CVE-2022-49460: PM / devfreq: rk3399_dmc: Disable edev on remove() (bsc#1238892).
• CVE-2022-49467: drm: msm: fix possible memory leak in mdp5_crtc_cursor_set() (bsc#1238815).
• CVE-2022-49474: Bluetooth: fix dangling sco_conn and use-after-free in sco_sock_timeout (bsc#1238071).
• CVE-2022-49491: drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() (bsc#1238539).
• CVE-2022-49503: ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix (bsc#1238868).
• CVE-2022-49592: net: stmmac: fix dma queue left shift overflow issue (bsc#1238311).
• CVE-2022-49625: sfc: fix kernel panic when creating VF (bsc#1238411).
• CVE-2022-49635: drm/i915/selftests: fix subtraction overflow bug (bsc#1238806).
• CVE-2022-49652: dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate (bsc#1238871).
• CVE-2022-49715: irqchip/gic-v3: Fix refcount leak in gic_populate_ppi_partitions (bsc#1238818).
• CVE-2022-49728: kABI workaround for changeing the variable length type to size_t (bsc#1239111).
• CVE-2022-49729: nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred (bsc#1239060).
• CVE-2022-49751: w1: fix WARNING after calling w1_process() (bsc#1240254).
• CVE-2022-49761: btrfs: always report error in run_one_delayed_ref() (bsc#1240261).
• CVE-2022-49772: ALSA: usb-audio: Drop snd_BUG_ON() from snd_usbmidi_output_open() (bsc#1242147).
• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2022-49776: macvlan: enforce a consistent minimal mtu (bsc#1242248).
• CVE-2022-49787: mmc: sdhci-pci: Fix possible memory leak caused by missing pci_dev_put() (bsc#1242352).
• CVE-2022-49788: misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram() (bsc#1242353).
• CVE-2022-49813: net: ena: Fix error handling in ena_init() (bsc#1242497).
• CVE-2022-49821: mISDN: fix possible memory leak in mISDN_dsp_element_register() (bsc#1242542).
• CVE-2022-49826: ata: libata-transport: fix double ata_host_put() in ata_tport_add() (bsc#1242549).
• CVE-2022-49829: drm/scheduler: fix fence ref counting (bsc#1242691).
• CVE-2022-49832: pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map (bsc#1242154).
• CVE-2022-49835: ALSA: hda: fix potential memleak in…

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).
• CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Move upstreamed sched/membarrier patch into sorted section
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.4 anymore.
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.5 anymore.
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• rpm/kernel-binary.spec.in: Also order against update-bootloader (boo#1228659, boo#1240785, boo#1241038).
• rpm/kernel-binary.spec.in: Fix missing 20-kernel-default-extra.conf (bsc#1239986)
• rpm/kernel-binary.spec.in: fix KMPs build on 6.13+ (bsc#1234454)
• rpm/kernel-docs.spec.in: Workaround for reproducible builds (bsc#1238303)
• rpm/release-projects: Update the ALP projects again (bsc#1231293).
• rpm/split-modules: Fix optional splitting with usrmerge (bsc#1238570)
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49110: netfilter: conntrack: revisit gc autotuning (bsc#1237981).
• CVE-2022-49139: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt (bsc#1238032).
• CVE-2022-49767: 9p/trans_fd: always use O_NONBLOCK read/write (bsc#1242493).
• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2022-49858: octeontx2-pf: Fix SQE threshold checking (bsc#1242589).
• CVE-2023-53058: net/mlx5: E-Switch, Fix an Oops in error handling code (bsc#1242237).
• CVE-2023-53060: igb: revert rtnl_lock() that causes deadlock (bsc#1242241).
• CVE-2023-53064: iavf: Fix hang on reboot with ice (bsc#1242222).
• CVE-2023-53066: qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info (bsc#1242227).
• CVE-2023-53079: net/mlx5: Fix steering rules cleanup (bsc#1242765).
• CVE-2023-53114: i40e: Fix kernel crash during reboot when adapter is in recovery mode (bsc#1242398).
• CVE-2023-53134: bnxt_en: Avoid order-5 memory allocation for TPA data (bsc#1242380)
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21888: RDMA/mlx5: Fix a WARN during dereg_mr for DM type (bsc#1240177).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-22060: net: mvpp2: Prevent parser TCAM memory corruption (bsc#1241526).
• CVE-2025-23138: watch_queue: fix pipe accounting mismatch (bsc#1241648).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).

The following non-security bugs were fixed:

• Refresh fixes for cBPF issue (bsc#1242778)
• Remove debug flavor (bsc#1243919).
• Update metadata and put them into the sorted part of the series
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• scsi: storvsc: Set correct data length for sending SCSI command without payload (git-fixes).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).
• CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Move upstreamed sched/membarrier patch into sorted section
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.4 anymore.
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.5 anymore.
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• rpm/kernel-binary.spec.in: Also order against update-bootloader (boo#1228659, boo#1240785, boo#1241038).
• rpm/kernel-binary.spec.in: Fix missing 20-kernel-default-extra.conf (bsc#1239986)
• rpm/kernel-binary.spec.in: fix KMPs build on 6.13+ (bsc#1234454)
• rpm/kernel-docs.spec.in: Workaround for reproducible builds (bsc#1238303)
• rpm/release-projects: Update the ALP projects again (bsc#1231293).
• rpm/split-modules: Fix optional splitting with usrmerge (bsc#1238570)
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).