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Critical DSA-6141-1 53 CVEs

linux - security update

Published Feb 18, 2026 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 13 linux 6.12.73-1

Vulnerabilities 53

  • Critical 9.8

    nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec

    In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec nvmet_tcp_build_pdu_iovec() could walk past cmd->req.sg when a PDU length or offset exceeds sg_cnt and then use bogus sg->length/offs…

  • High 8.8

    wifi: rtl8xxxu: fix slab-out-of-bounds in rtl8xxxu_sta_add

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: fix slab-out-of-bounds in rtl8xxxu_sta_add The driver does not set hw->sta_data_size, which causes mac80211 to allocate insufficient space for driver private station data in _…

  • High 8.8

    scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count()

    In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() In iscsit_dec_session_usage_count(), the function calls complete() while holding the sess->session_usage_lock. Simi…

  • High 8.8

    smb: client: split cached_fid bitfields to avoid shared-byte RMW races

    In the Linux kernel, the following vulnerability has been resolved: smb: client: split cached_fid bitfields to avoid shared-byte RMW races is_open, has_lease and on_list are stored in the same bitfield byte in struct cached_fid but are updated in different co…

  • High 7.8
    CVE-2026-23111 Public exploit

    netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate()

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate() nft_map_catchall_activate() has an inverted element activity check compared to its non-catchall counterpart nft…

  • High 7.8

    mptcp: fix race in mptcp_pm_nl_flush_addrs_doit()

    In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race in mptcp_pm_nl_flush_addrs_doit() syzbot and Eulgyu Kim reported crashes in mptcp_pm_nl_get_local_id() and/or mptcp_pm_nl_is_backup() Root cause is list_splice_init() in mptcp…

  • High 7.8

    HID: i2c-hid: fix potential buffer overflow in i2c_hid_get_report()

    In the Linux kernel, the following vulnerability has been resolved: HID: i2c-hid: fix potential buffer overflow in i2c_hid_get_report() `i2c_hid_xfer` is used to read `recv_len + sizeof(__le16)` bytes of data into `ihid->rawbuf`. The former can come from the …

  • High 7.8

    ALSA: aloop: Fix racy access at PCM trigger

    In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since b…

  • High 7.8

    KVM: Don't clobber irqfd routing type when deassigning irqfd

    In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVM_IRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvm_arch_irq_bypass_del…

  • High 7.8

    macvlan: fix error recovery in macvlan_common_newlink()

    In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlan_common_newlink() valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link …

  • High 7.8

    crypto: omap - Allocate OMAP_CRYPTO_FORCE_COPY scatterlists correctly

    In the Linux kernel, the following vulnerability has been resolved: crypto: omap - Allocate OMAP_CRYPTO_FORCE_COPY scatterlists correctly The existing allocation of scatterlists in omap_crypto_copy_sg_lists() was allocating an array of scatterlist pointers, n…

  • High 7.8

    erofs: fix UAF issue for file-backed mounts w/ directio option

    In the Linux kernel, the following vulnerability has been resolved: erofs: fix UAF issue for file-backed mounts w/ directio option [ 9.269940][ T3222] Call trace: [ 9.269948][ T3222] ext4_file_read_iter+0xac/0x108 [ 9.269979][ T3222] vfs_iocb_iter_read+0xac/0…

  • High 7.5

    smb/server: fix refcount leak in parse_durable_handle_context()

    In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in parse_durable_handle_context() When the command is a replay operation and -ENOEXEC is returned, the refcount of ksmbd_file must be released.

  • High 7.5

    scsi: qla2xxx: Validate sp before freeing associated memory

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Validate sp before freeing associated memory System crash with the following signature [154563.214890] nvme nvme2: NVME-FC{1}: controller connect complete [154564.169363] qla2x…

  • High 7.1

    hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc()

    In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() BUG: KASAN: slab-out-of-bounds in hfsplus_uni2asc+0xa71/0xb90 fs/hfsplus/unicode.c:186 Read of size 2 at addr ffff8880289ef218 by tas…

  • High 7.1

    net/sched: cls_u32: use skb_header_pointer_careful()

    In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_u32: use skb_header_pointer_careful() skb_header_pointer() does not fully validate negative @offset values. Use skb_header_pointer_careful() instead. GangMin Kim provided a rep…

  • High 7.0

    dpaa2-switch: add bounds check for if_id in IRQ handler

    In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: add bounds check for if_id in IRQ handler The IRQ handler extracts if_id from the upper 16 bits of the hardware status register and uses it to index into ethsw->ports[] without …

  • Unscored —

    ublk: fix deadlock when reading partition table

    In the Linux kernel, the following vulnerability has been resolved: ublk: fix deadlock when reading partition table When one process(such as udev) opens ublk block device (e.g., to read the partition table via bdev_open()), a deadlock[1] can occur: 1. bdev_op…

  • Unscored —

    riscv: Sanitize syscall table indexing under speculation

    In the Linux kernel, the following vulnerability has been resolved: riscv: Sanitize syscall table indexing under speculation The syscall number is a user-controlled value used to index into the syscall table. Use array_index_nospec() to clamp this value after…

  • Unscored —

    smb/server: call ksmbd_session_rpc_close() on error path in create_smb2_pipe()

    In the Linux kernel, the following vulnerability has been resolved: smb/server: call ksmbd_session_rpc_close() on error path in create_smb2_pipe() When ksmbd_iov_pin_rsp() fails, we should call ksmbd_session_rpc_close().

  • Unscored —

    wifi: wlcore: ensure skb headroom before skb_push

    In the Linux kernel, the following vulnerability has been resolved: wifi: wlcore: ensure skb headroom before skb_push This avoids occasional skb_under_panic Oops from wl1271_tx_work. In this case, headroom is less than needed (typically 110 - 94 = 16 bytes).

  • Unscored —

    smb/server: fix refcount leak in smb2_open()

    In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in smb2_open() When ksmbd_vfs_getattr() fails, the reference count of ksmbd_file must be released.

  • Unscored —

    wifi: mac80211: ocb: skip rx_no_sta when interface is not joined

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: ocb: skip rx_no_sta when interface is not joined ieee80211_ocb_rx_no_sta() assumes a valid channel context, which is only present after JOIN_OCB. RX may run before JOIN_OCB is…

  • Unscored —

    md: suspend array while updating raid_disks via sysfs

    In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raid_disks via sysfs In raid1_reshape(), freeze_array() is called before modifying the r1bio memory pool (conf->r1bio_pool) and conf->raid_disks, and unfreeze…

  • Unscored —

    wifi: rtw88: Fix alignment fault in rtw_core_enable_beacon()

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: Fix alignment fault in rtw_core_enable_beacon() rtw_core_enable_beacon() reads 4 bytes from an address that is not a multiple of 4. This results in a crash on some systems. Do 1 …

  • Unscored —

    crypto: iaa - Fix out-of-bounds index in find_empty_iaa_compression_mode

    In the Linux kernel, the following vulnerability has been resolved: crypto: iaa - Fix out-of-bounds index in find_empty_iaa_compression_mode The local variable 'i' is initialized with -EINVAL, but the for loop immediately overwrites it and -EINVAL is never re…

  • Unscored —

    scsi: qla2xxx: Free sp in error path to fix system crash

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Free sp in error path to fix system crash System crash seen during load/unload test in a loop, [61110.449331] qla2xxx [0000:27:00.0]-0042:0: Disabled MSI-X. [61110.467494] ====…

  • Unscored —

    PCI: endpoint: Avoid creating sub-groups asynchronously

    In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Avoid creating sub-groups asynchronously The asynchronous creation of sub-groups by a delayed work could lead to a NULL pointer dereference when the driver directory is removed…

  • Unscored —

    scsi: qla2xxx: Delay module unload while fabric scan in progress

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Delay module unload while fabric scan in progress System crash seen during load/unload test in a loop. [105954.384919] RBP: ffff914589838dc0 R08: 0000000000000000 R09: 00000000…

  • Unscored —

    nilfs2: Fix potential block overflow that cause system hang

    In the Linux kernel, the following vulnerability has been resolved: nilfs2: Fix potential block overflow that cause system hang When a user executes the FITRIM command, an underflow can occur when calculating nblocks if end_block is too small. Since nblocks i…

  • Unscored —

    platform/x86: toshiba_haps: Fix memory leaks in add/remove routines

    In the Linux kernel, the following vulnerability has been resolved: platform/x86: toshiba_haps: Fix memory leaks in add/remove routines toshiba_haps_add() leaks the haps object allocated by it if it returns an error after allocating that object successfully. …

  • Unscored —

    mm, shmem: prevent infinite loop on truncate race

    In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmem_free_swap() returns 0 when the entry's index doesn't match the given index due to lookup alignment.…

  • Unscored —

    nvmet-tcp: fixup hang in nvmet_tcp_listen_data_ready()

    In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fixup hang in nvmet_tcp_listen_data_ready() When the socket is closed while in TCP_LISTEN a callback is run to flush all outstanding packets, which in turns calls nvmet_tcp_listen_…

  • Unscored —

    spi: tegra: Fix a memory leak in tegra_slink_probe()

    In the Linux kernel, the following vulnerability has been resolved: spi: tegra: Fix a memory leak in tegra_slink_probe() In tegra_slink_probe(), when platform_get_irq() fails, it directly returns from the function with an error code, which causes a memory lea…

  • Unscored —

    pmdomain: imx8m-blk-ctrl: fix out-of-range access of bc->domains

    In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8m-blk-ctrl: fix out-of-range access of bc->domains Fix out-of-range access of bc->domains in imx8m_blk_ctrl_remove().

  • Unscored —

    net: usb: r8152: fix resume reset deadlock

    In the Linux kernel, the following vulnerability has been resolved: net: usb: r8152: fix resume reset deadlock rtl8152 can trigger device reset during reset which potentially can result in a deadlock: **** DPM device timeout after 10 seconds; 15 seconds until…

  • Unscored —

    ceph: fix NULL pointer dereference in ceph_mds_auth_match()

    In the Linux kernel, the following vulnerability has been resolved: ceph: fix NULL pointer dereference in ceph_mds_auth_match() The CephFS kernel client has regression starting from 6.18-rc1. We have issue in ceph_mds_auth_match() if fs_name == NULL: const ch…

  • Unscored —

    ASoC: amd: fix memory leak in acp3x pdm dma ops

    In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: fix memory leak in acp3x pdm dma ops

  • Unscored —

    procfs: avoid fetching build ID while holding VMA lock

    In the Linux kernel, the following vulnerability has been resolved: procfs: avoid fetching build ID while holding VMA lock Fix PROCMAP_QUERY to fetch optional build ID only after dropping mmap_lock or per-VMA lock, whichever was used to lock VMA under questio…

  • Unscored —

    ipv6: Fix ECMP sibling count mismatch when clearing RTF_ADDRCONF

    In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix ECMP sibling count mismatch when clearing RTF_ADDRCONF syzbot reported a kernel BUG in fib6_add_rt2node() when adding an IPv6 route. [0] Commit f72514b3c569 ("ipv6: clear RA flags w…

  • Unscored —

    ceph: fix oops due to invalid pointer for kfree() in parse_longname()

    In the Linux kernel, the following vulnerability has been resolved: ceph: fix oops due to invalid pointer for kfree() in parse_longname() This fixes a kernel oops when reading ceph snapshot directories (.snap), for example by simply running `ls /mnt/my_ceph/.…

  • Unscored —

    spi: tegra210-quad: Protect curr_xfer in tegra_qspi_combined_seq_xfer

    In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect curr_xfer in tegra_qspi_combined_seq_xfer The curr_xfer field is read by the IRQ handler without holding the lock to check if a transfer is in progress. When clear…

  • Unscored —

    smb/client: fix memory leak in smb2_open_file()

    In the Linux kernel, the following vulnerability has been resolved: smb/client: fix memory leak in smb2_open_file() Reproducer: 1. server: directories are exported read-only 2. client: mount -t cifs //${server_ip}/export /mnt 3. client: dd if=/dev/zero of=/mn…

  • Unscored —

    dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero

    In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc() with ethsw->sw_attr.num_ifs as the element …

  • Unscored —

    drm/amd/pm: Disable MMIO access during SMU Mode 1 reset

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Disable MMIO access during SMU Mode 1 reset During Mode 1 reset, the ASIC undergoes a reset cycle and becomes temporarily inaccessible via PCIe. Any attempt to access MMIO registe…

  • Unscored —

    btrfs: reject new transactions if the fs is fully read-only

    In the Linux kernel, the following vulnerability has been resolved: btrfs: reject new transactions if the fs is fully read-only [BUG] There is a bug report where a heavily fuzzed fs is mounted with all rescue mount options, which leads to the following warnin…

  • Unscored —

    x86/vmware: Fix hypercall clobbers

    In the Linux kernel, the following vulnerability has been resolved: x86/vmware: Fix hypercall clobbers Fedora QA reported the following panic: BUG: unable to handle page fault for address: 0000000040003e54 #PF: supervisor write access in kernel mode #PF: erro…

  • Unscored —

    scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()

    In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() In iscsit_dec_conn_usage_count(), the function calls complete() while holding the conn->conn_usage_lock. As soon as co…

  • Unscored —

    mm/slab: Add alloc_tagging_slab_free_hook for memcg_alloc_abort_single

    In the Linux kernel, the following vulnerability has been resolved: mm/slab: Add alloc_tagging_slab_free_hook for memcg_alloc_abort_single When CONFIG_MEM_ALLOC_PROFILING_DEBUG is enabled, the following warning may be noticed: [ 3959.023862] ------------[ cut…

  • Unscored —

    ksmbd: fix infinite loop caused by next_smb2_rcv_hdr_off reset in error paths

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by next_smb2_rcv_hdr_off reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In __process_request(), if chec…

  • Unscored —

    xfs: fix UAF in xchk_btree_check_block_owner

    In the Linux kernel, the following vulnerability has been resolved: xfs: fix UAF in xchk_btree_check_block_owner We cannot dereference bs->cur when trying to determine if bs->cur aliases bs->sc->sa.{bno,rmap}_cur after the latter has been freed. Fix this by s…

  • Unscored —

    smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection()

    In the Linux kernel, the following vulnerability has been resolved: smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection() On kthread_run() failure in ksmbd_tcp_new_connection(), the transport is freed via free_transport(), which does not decr…

  • Unscored —

    crypto: virtio - Add spinlock protection with virtqueue notification

    In the Linux kernel, the following vulnerability has been resolved: crypto: virtio - Add spinlock protection with virtqueue notification When VM boots with one virtio-crypto PCI device and builtin backend, run openssl benchmark command with multiple processes…