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kernel

6,741 known vulnerabilities.

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  • High 8.8

    RDMA/mlx5: Move events notifier registration to be after device registration

    In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Move events notifier registration to be after device registration Move pkey change work initialization and cleanup from device resources stage to notifier stage, since this is the …

  • High 7.5

    NFSD: Prevent NULL dereference in nfsd4_process_cb_update()

    In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent NULL dereference in nfsd4_process_cb_update() @ses is initialized to NULL. If __nfsd4_find_backchannel() finds no available backchannel session, setup_callback_client() will try…

  • High 7.8

    nfsd: release svc_expkey/svc_export with rcu_work

    In the Linux kernel, the following vulnerability has been resolved: nfsd: release svc_expkey/svc_export with rcu_work The last reference for `cache_head` can be reduced to zero in `c_show` and `e_show`(using `rcu_read_lock` and `rcu_read_unlock`). Consequentl…

  • High 7.8

    net: usb: lan78xx: Fix double free issue with interrupt buffer allocation

    In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: Fix double free issue with interrupt buffer allocation In lan78xx_probe(), the buffer `buf` was being freed twice: once implicitly through `usb_free_urb(dev->urb_intr)` wit…

  • High 7.8

    Bluetooth: MGMT: Fix slab-use-after-free Read in set_powered_sync

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix slab-use-after-free Read in set_powered_sync This fixes the following crash: ================================================================== BUG: KASAN: slab-use-after…

  • High 7.8

    Bluetooth: MGMT: Fix possible deadlocks

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible deadlocks This fixes possible deadlocks like the following caused by hci_cmd_sync_dequeue causing the destroy function to run: INFO: task kworker/u19:0:143 block…

  • High 7.8

    wifi: ath12k: fix crash when unbinding

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix crash when unbinding If there is an error during some initialization related to firmware, the function ath12k_dp_cc_cleanup is called to release resources. However this is r…

  • High 7.5

    smb: client: fix NULL ptr deref in crypto_aead_setkey()

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix NULL ptr deref in crypto_aead_setkey() Neither SMB3.0 or SMB3.02 supports encryption negotiate context, so when SMB2_GLOBAL_CAP_ENCRYPTION flag is set in the negotiate respon…

  • High 7.8

    NFSv4.0: Fix a use-after-free problem in the asynchronous open()

    In the Linux kernel, the following vulnerability has been resolved: NFSv4.0: Fix a use-after-free problem in the asynchronous open() Yang Erkun reports that when two threads are opening files at the same time, and are forced to abort before a reply is seen, t…

  • High 7.8

    block: fix uaf for flush rq while iterating tags

    In the Linux kernel, the following vulnerability has been resolved: block: fix uaf for flush rq while iterating tags blk_mq_clear_flush_rq_mapping() is not called during scsi probe, by checking blk_queue_init_done(). However, QUEUE_FLAG_INIT_DONE is cleared i…

  • High 7.8

    sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket

    In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket BUG: KASAN: slab-use-after-free in tcp_write_timer_handler+0x156/0x3e0 Read of size 1 at addr ffff888111f322cd by task swapper/0/0…

  • High 7.8

    block, bfq: fix bfqq uaf in bfq_limit_depth()

    In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix bfqq uaf in bfq_limit_depth() Set new allocated bfqq to bic or remove freed bfqq from bic are both protected by bfqd->lock, however bfq_limit_depth() is deferencing bfqq from …

  • High 7.4

    sh: intc: Fix use-after-free bug in register_intc_controller()

    In the Linux kernel, the following vulnerability has been resolved: sh: intc: Fix use-after-free bug in register_intc_controller() In the error handling for this function, d is freed without ever removing it from intc_list which would lead to a use after free…

  • High 7.8

    wifi: ath9k: add range check for conn_rsp_epid in htc_connect_service()

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: add range check for conn_rsp_epid in htc_connect_service() I found the following bug in my fuzzer: UBSAN: array-index-out-of-bounds in drivers/net/wireless/ath/ath9k/htc_hst.c:26…

  • High 7.1

    ocfs2: fix uninitialized value in ocfs2_file_read_iter()

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix uninitialized value in ocfs2_file_read_iter() Syzbot has reported the following KMSAN splat: BUG: KMSAN: uninit-value in ocfs2_file_read_iter+0x9a4/0xf80 ocfs2_file_read_iter+0x9a4…

  • High 7.1
    CVE-2024-53150 Exploited

    ALSA: usb-audio: Fix out of bounds reads when finding clock sources

    In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix out of bounds reads when finding clock sources The current USB-audio driver code doesn't check bLength of each descriptor at traversing for clock descriptors. That is, wh…

    KEV Apr 9, 2025
  • High 7.5

    svcrdma: Address an integer overflow

    In the Linux kernel, the following vulnerability has been resolved: svcrdma: Address an integer overflow Dan Carpenter reports: > Commit 78147ca8b4a9 ("svcrdma: Add a "parsed chunk list" data > structure") from Jun 22, 2020 (linux-next), leads to the followin…

  • High 7.8

    netfilter: ipset: add missing range check in bitmap_ip_uadt

    In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: add missing range check in bitmap_ip_uadt When tb[IPSET_ATTR_IP_TO] is not present but tb[IPSET_ATTR_CIDR] exists, the values of ip and ip_to are slightly swapped. Therefore…

  • High 7.8

    netlink: terminate outstanding dump on socket close

    In the Linux kernel, the following vulnerability has been resolved: netlink: terminate outstanding dump on socket close Netlink supports iterative dumping of data. It provides the families the following ops: - start - (optional) kicks off the dumping process …

  • High 7.8

    sctp: fix possible UAF in sctp_v6_available()

    In the Linux kernel, the following vulnerability has been resolved: sctp: fix possible UAF in sctp_v6_available() A lockdep report [1] with CONFIG_PROVE_RCU_LIST=y hints that sctp_v6_available() is calling dev_get_by_index_rcu() and ipv6_chk_addr() without ho…

  • High 7.5

    mm: revert "mm: shmem: fix data-race in shmem_getattr()"

    In the Linux kernel, the following vulnerability has been resolved: mm: revert "mm: shmem: fix data-race in shmem_getattr()" Revert d949d1d14fa2 ("mm: shmem: fix data-race in shmem_getattr()") as suggested by Chuck [1]. It is causing deadlocks when accessing …

  • High 8.8

    KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN

    In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN Hide KVM's pt_mode module param behind CONFIG_BROKEN, i.e. disable support for virtualizing Intel PT via guest/ho…

  • High 7.8

    drm/amd/display: Handle dml allocation failure to avoid crash

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Handle dml allocation failure to avoid crash [Why] In the case where a dml allocation fails for any reason, the current state's dml contexts would no longer be valid. Then su…

  • High 7.8

    Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K"

    In the Linux kernel, the following vulnerability has been resolved: Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K" The commit 8396c793ffdf ("mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K") increased the max_req_size, even for…

  • High 7.1

    vdpa: solidrun: Fix UB bug with devres

    In the Linux kernel, the following vulnerability has been resolved: vdpa: solidrun: Fix UB bug with devres In psnet_open_pf_bar() and snet_open_vf_bar() a string later passed to pcim_iomap_regions() is placed on the stack. Neither pcim_iomap_regions() nor the…

  • High 7.5

    net: fix data-races around sk->sk_forward_alloc

    In the Linux kernel, the following vulnerability has been resolved: net: fix data-races around sk->sk_forward_alloc Syzkaller reported this warning: ------------[ cut here ]------------ WARNING: CPU: 0 PID: 16 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x1c…

  • High 7.5

    mptcp: cope racing subflow creation in mptcp_rcv_space_adjust

    In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcp_rcv_space_adjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the …

  • High 7.5

    net/mlx5e: CT: Fix null-ptr-deref in add rule err flow

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fix null-ptr-deref in add rule err flow In error flow of mlx5_tc_ct_entry_add_rule(), in case ct_rule_add() callback returns error, zone_rule->attr is used uninitiated. Fix it …

  • High 7.8

    net/mlx5: fs, lock FTE when checking if active

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, lock FTE when checking if active The referenced commits introduced a two-step process for deleting FTEs: - Lock the FTE, delete it from hardware, set the hardware deletion funct…

  • High 7.3

    vp_vdpa: fix id_table array not null terminated error

    In the Linux kernel, the following vulnerability has been resolved: vp_vdpa: fix id_table array not null terminated error Allocate one extra virtio_device_id as null terminator, otherwise vdpa_mgmtdev_get_classes() may iterate multiple times and visit undefin…

  • High 7.8

    nommu: pass NULL argument to vma_iter_prealloc()

    In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vma_iter_prealloc() When deleting a vma entry from a maple tree, it has to pass NULL to vma_iter_prealloc() in order to calculate internal state of the tree, but …

  • High 7.3

    drm/amd/display: Adjust VSDB parser for replay feature

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Adjust VSDB parser for replay feature At some point, the IEEE ID identification for the replay check in the AMD EDID was added. However, this check causes the following out-o…

  • High 7.8

    hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer

    In the Linux kernel, the following vulnerability has been resolved: hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk->trans may not be initialized to NULL, which could lead to a dangl…

  • High 7.8

    nvme: tcp: avoid race between queue_lock lock and destroy

    In the Linux kernel, the following vulnerability has been resolved: nvme: tcp: avoid race between queue_lock lock and destroy Commit 76d54bf20cdc ("nvme-tcp: don't access released socket during error recovery") added a mutex_lock() call for the queue->queue_l…

  • High 7.1

    bpf: Check validity of link->type in bpf_link_show_fdinfo()

    In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link->type in bpf_link_show_fdinfo() If a newly-added link type doesn't invoke BPF_LINK_TYPE(), accessing bpf_link_type_strs[link->type] may result in an out-of-bounds …

  • High 7.5

    nvme-multipath: defer partition scanning

    In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: defer partition scanning We need to suppress the partition scan from occuring within the controller's scan_work context. If a path error occurs here, the IO will wait until a …

  • High 7.8

    bpf: Add sk_is_inet and IS_ICSK check in tls_sw_has_ctx_tx/rx

    In the Linux kernel, the following vulnerability has been resolved: bpf: Add sk_is_inet and IS_ICSK check in tls_sw_has_ctx_tx/rx As the introduction of the support for vsock and unix sockets in sockmap, tls_sw_has_ctx_tx/rx cannot presume the socket passed i…

  • High 7.5

    afs: Fix lock recursion

    In the Linux kernel, the following vulnerability has been resolved: afs: Fix lock recursion afs_wake_up_async_call() can incur lock recursion. The problem is that it is called from AF_RXRPC whilst holding the ->notify_lock, but it tries to take a ref on the a…

  • High 7.8

    i40e: fix race condition by adding filter's intermediate sync state

    In the Linux kernel, the following vulnerability has been resolved: i40e: fix race condition by adding filter's intermediate sync state Fix a race condition in the i40e driver that leads to MAC/VLAN filters becoming corrupted and leaking. Address the issue th…

  • High 8.4

    virtio_net: Add hash_key_length check

    In the Linux kernel, the following vulnerability has been resolved: virtio_net: Add hash_key_length check Add hash_key_length check in virtnet_probe() to avoid possible out of bound errors when setting/reading the hash key.