Vendor
Linux
18,386 known vulnerabilities.
18,386 results · Feed
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Critical 9.8
smb: smbdirect: free completion queues with ib_free_cq()
In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ib_free_cq() smbdirect_connection_destroy_qp() creates the send and receive completion queues with ib_alloc_cq_any(), which for IB_POLL_WORKQUEUE a…
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High 7.5
smb: smbdirect: destroy QP before mem pools on accept failure
In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdma_accept_failed error path of smbdirect_accept_connect_request(), the receive io posted just above is owned by the QP (…
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Unscored —
smb: smbdirect: release pending child sockets outside the handler lock
In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirect_socket_destroy() releases the listener's pending/ready child sockets while still holding the listener's handle…
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Unscored —
ksmbd: validate ipc response length before dereferencing its fields
In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate ipc response length before dereferencing its fields ipc_validate_msg() computes the expected message size by reading length fields out of the response buffer supplied by the u…
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Unscored —
ksmbd: free preauth sessions on connection teardown
In the Linux kernel, the following vulnerability has been resolved: ksmbd: free preauth sessions on connection teardown SMB3.1.1 multichannel binding preserves the preauthentication hash in a preauth_session between the NTLM negotiate and authenticate request…
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Unscored —
ksmbd: serialize oplock close with pending break ownership
In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pending_break wakes tha…
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Unscored —
smb/server: fix null-ptr-deref in ksmbd_ipc_tree_connect_request()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix null-ptr-deref in ksmbd_ipc_tree_connect_request() See the procedure below: ksmbd_tree_conn_connect ksmbd_share_config_get share->name = kstrdup() // fail if (!test_share_conf…
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Unscored —
smb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger() See the procedure below: ksmbd_launch_ksmbd_durable_scavenger durable_scavenger_running = true server_conf.dh_tas…
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Unscored —
smb/server: abort initialization when proc setup fails
In the Linux kernel, the following vulnerability has been resolved: smb/server: abort initialization when proc setup fails ksmbd_server_init() calls ksmbd_proc_init() before creating the remaining proc entries and server subsystems. ksmbd_proc_init() tears do…
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High 8.8
ksmbd: defer publishing granted locks to prevent UAF/double-free race
In the Linux kernel, the following vulnerability has been resolved: ksmbd: defer publishing granted locks to prevent UAF/double-free race In smb2_lock(), mid-batch granted locks are published to connection-wide (conn->lock_list) and file-wide (fp->lock_list) …
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Unscored —
smb/server: call ksmbd_proc_cleanup() on module init failure
In the Linux kernel, the following vulnerability has been resolved: smb/server: call ksmbd_proc_cleanup() on module init failure When a later initializer fails, the unwind chain releases resources created after procfs and then jumps directly to class_unregist…
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High 7.1
erofs: fix interlaced ztailpacking pclusters
In the Linux kernel, the following vulnerability has been resolved: erofs: fix interlaced ztailpacking pclusters On-disk sizes of interlaced pclusters should be block-aligned, and ztailpacking interlaced pclusters should be invalid at all. Currently, mkfs.ero…
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Unscored —
lwt_bpf: Restore reserved headroom after xmit program
In the Linux kernel, the following vulnerability has been resolved: lwt_bpf: Restore reserved headroom after xmit program ip_finish_output2() expands an skb to LL_RESERVED_SPACE(dev) before LWT xmit. An LWT_XMIT BPF program can then modify the skb head and st…
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Unscored —
bpf: Disallow bpf_{g,s}etsockopt() in cgroup UNIX getname hooks
In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpf_{g,s}etsockopt() in cgroup UNIX getname hooks _bpf_setsockopt() and _bpf_getsockopt() call sock_owned_by_me() for full sockets, so these helpers expect the socket lock to be…
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Unscored —
bpf: Reject negative optlen in cgroup getsockopt hook
In the Linux kernel, the following vulnerability has been resolved: bpf: Reject negative optlen in cgroup getsockopt hook A cgroup getsockopt BPF program can shrink ctx->optlen after the kernel getsockopt handler has run. The kernel-buffer variant, used by TC…
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Unscored —
m68k: nfcon: Do not call console_is_registered() in nfcon_device()
In the Linux kernel, the following vulnerability has been resolved: m68k: nfcon: Do not call console_is_registered() in nfcon_device() Since 7c2af0f634f1 ("tty: tty_io: use console_list_lock for list synchronization") show_cons_active() calls the .device() me…
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Unscored —
ksmbd: safely discard unregistered deferred locks
In the Linux kernel, the following vulnerability has been resolved: ksmbd: safely discard unregistered deferred locks When vfs_lock_file() defers a lock, smb2_lock() puts its ksmbd_lock on rollback_list before allocating and registering the asynchronous work.…
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Unscored —
ksmbd: detach blocked lock requests before freeing
In the Linux kernel, the following vulnerability has been resolved: ksmbd: detach blocked lock requests before freeing A file_lock retained by ksmbd for byte-range lock bookkeeping can still be part of the VFS blocked-request graph. In particular, the VFS can…
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Unscored —
ksmbd: scope session state changes to bound connections
In the Linux kernel, the following vulnerability has been resolved: ksmbd: scope session state changes to bound connections ksmbd_all_conn_set_status() treats every connection whose transient binding flag is set as belonging to the target SessionId. A logoff …
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High 8.1
ksmbd: bound smb_check_perm_dacl() ACE walks by DACL size
In the Linux kernel, the following vulnerability has been resolved: ksmbd: bound smb_check_perm_dacl() ACE walks by DACL size smb_check_perm_dacl() validates that the DACL fits inside the NT security descriptor, but then bounds its two ACE walks by the remain…
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Unscored —
smb/server: fix session leak in ksmbd_session_register()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix session leak in ksmbd_session_register() See the procedure below: smb2_sess_setup ksmbd_smb2_session_create __session_create atomic_set(&sess->refcnt, 2) hash_add(sessions_tab…
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Unscored —
pnfs/blocklayout: Fix device leaks on parse failure
In the Linux kernel, the following vulnerability has been resolved: pnfs/blocklayout: Fix device leaks on parse failure bl_parse_concat() and bl_parse_stripe() allocate a child device array and then parse each child in turn. If parsing a child fails, the fail…
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Critical 9.8
NFSv4: remove callback IDR entry on client allocation failure
In the Linux kernel, the following vulnerability has been resolved: NFSv4: remove callback IDR entry on client allocation failure nfs4_alloc_client() allocates an NFSv4.0 callback identifier before it finishes setting up the client. If any later initializatio…
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High 7.5
NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers
In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, a…
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Unscored —
clk: devres: fix cleanup in devm_clk_get_optional_enabled_with_rate()
In the Linux kernel, the following vulnerability has been resolved: clk: devres: fix cleanup in devm_clk_get_optional_enabled_with_rate() devm_clk_get_optional_enabled_with_rate() registers its cleanup action before setting the clock rate. If setting the rate…
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Unscored —
NFSv4: Fix incorrect argument passed to nfs4_delete_lease() in nfs4_add_lease()
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix incorrect argument passed to nfs4_delete_lease() in nfs4_add_lease() When nfs4_add_lease() races with a delegation return, it calls nfs4_delete_lease() to clean up. Previously, it …
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High 7.8
bpf, xdp: move offload check into dev_xdp_install()
In the Linux kernel, the following vulnerability has been resolved: bpf, xdp: move offload check into dev_xdp_install() bpf_xdp_link_update() calls dev_xdp_install() directly and skips dev_xdp_attach(), so the checks in dev_xdp_attach() do not run. A user can…
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High 7.1
hinic3: Fix skb linearization mismatch and drop skb when skb_checksum_help() failed
In the Linux kernel, the following vulnerability has been resolved: hinic3: Fix skb linearization mismatch and drop skb when skb_checksum_help() failed Previously, hinic3_send_one_skb() cached the skb fragment count before calling hinic3_tx_offload(). If hini…
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Unscored —
dpll: fix NULL deref in dpll_device_ops() during teardown race
In the Linux kernel, the following vulnerability has been resolved: dpll: fix NULL deref in dpll_device_ops() during teardown race When the last owner of a dpll device unregisters while a foreign driver still holds a pin on it via dpll_pin_on_pin_register(), …
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High 7.8
net: kcm: Hold RCU read lock while running BPF parser
In the Linux kernel, the following vulnerability has been resolved: net: kcm: Hold RCU read lock while running BPF parser kcm_parse_func_strparser() calls bpf_prog_run_pin_on_cpu() which prevents CPU migration, but does not establish an RCU read-side critical…
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High 7.8
virtio_net: Fix resize of the RX ring
In the Linux kernel, the following vulnerability has been resolved: virtio_net: Fix resize of the RX ring When a AF_XDP socket is attached, the virtnet_rx_resize should resize the rq->xsk_buffs XSK buffer array. Otherwise, when the size grows, the virtnet_rx_…
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High 7.3
ipvs: fix integer overflow in ftp helper port/address parsing
In the Linux kernel, the following vulnerability has been resolved: ipvs: fix integer overflow in ftp helper port/address parsing ip_vs_ftp_get_addrport() accumulates decimal digits into a __u16 (hport) and into unsigned char (p[]) without checking for overfl…
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Unscored —
cuse: wait for pending RCU callbacks on module exit
In the Linux kernel, the following vulnerability has been resolved: cuse: wait for pending RCU callbacks on module exit Since commit 053fc4f755ad ("fuse: fix UAF in rcu pathwalks"), fuse_conn_put() frees the fuse_conn through call_rcu() rather than synchronou…
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Unscored —
fuse: check for NULL root inode in fuse_fill_super_submount
In the Linux kernel, the following vulnerability has been resolved: fuse: check for NULL root inode in fuse_fill_super_submount fuse_iget() can return NULL when its inode allocation fails, but fuse_fill_super_submount() passed the result straight to get_fuse_…
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Unscored —
vsock: don't check the listener's sk_err in vsock_accept()
In the Linux kernel, the following vulnerability has been resolved: vsock: don't check the listener's sk_err in vsock_accept() Syzbot reported an issue which can be reproduced with these steps: r0 = socket(AF_VSOCK, SOCK_STREAM, 0) bind(r0, {VMADDR_CID_ANY, P…
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Unscored —
platform/x86/amd/hsmp: Reject negative power cap writes in hwmon
In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/hsmp: Reject negative power cap writes in hwmon hsmp_hwmon_write() takes the user-supplied hwmon value as a signed long and assigns "val / MICROWATT_PER_MILLIWATT" to msg.arg…
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High 7.7
platform/x86: hp-bioscfg: fix password encoding bounds check
In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: fix password encoding bounds check The password PSWD_ENCODINGS parser reads password_obj[elem + pos_values] while copying the supported password encodings from the A…
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Unscored —
net: add missing ref_tracker_dir_exit() to alloc_netdev_mqs()
In the Linux kernel, the following vulnerability has been resolved: net: add missing ref_tracker_dir_exit() to alloc_netdev_mqs() sashiko is reporting that trying to read /sys/kernel/debug/ref_tracker/* causes use-afer-free crash when either alloc_percpu() or…
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Unscored —
ntfs: fix kmap_local_page() usage in compress
In the Linux kernel, the following vulnerability has been resolved: ntfs: fix kmap_local_page() usage in compress Several compressed I/O paths discard the address returned by kmap_local_page() and later access or unmap the page using page_address(). This is i…
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High 7.8
ntfs: Fix index_root heap OOB write in ntfs_ir_to_ib()
In the Linux kernel, the following vulnerability has been resolved: ntfs: Fix index_root heap OOB write in ntfs_ir_to_ib() ntfs_ir_to_ib copies all entries from index_root into a freshly allocated index_block_size-byte buffer without verifying that the entrie…