Weakness (CWE)
CWE-667: Improper Locking
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
How to prevent it (1 mitigation)
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Implementation
Use industry standard APIs to implement locking mechanism.
Source: MITRE CWE-667
49 results · Clear filters · Feed
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High 8.2
VoiceSentinel: Race condition in report buffer cleanup can corrupt transcript data and cause unbounded disk growth
VoiceSentinel is a real-time voice moderation system for Minecraft servers. From 2.2.1 until 3.3.1, the optional report buffer feature has a race between retention cleanup and normal transcript writes. In `report_buffer.py`, `_maybe_cleanup()` uses an unlocke…
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High 8.7
Session Lock Leak on an Invalid UI Id Allows Denial of Service in Vaadin Framework 8
VaadinService.requestEnd() in Vaadin Framework 8 locks the session and then reads the v-uiId request parameter outside the block that releases the lock. A request carrying a non-numeric v-uiId makes Integer.parseInt throw while the session lock is held, so th…
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High 7.5
Gitea trusted workflow cancellation by unapproved fork runs
When a Gitea Actions run was inserted, older runs in the same workflow-level concurrency group were cancelled without checking whether the new run still needed approval. Because fork pull request runs are inserted under the base repository, a user who can ope…
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High 8.4
In multiple locations, there is a possible use-after-free due to improper locking. This could lead to local escalation …
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High 8.8
dm-integrity: fix a bug if the bio is out of limits
In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix a bug if the bio is out of limits If dm_integrity_check_limits fails, the code would exit with DM_MAPIO_KILL. However, the range would be already locked at this point, and i…
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High 7.8
tracing/osnoise: Call synchronize_rcu() when unregistering
In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Call synchronize_rcu() when unregistering This ensures that any RCU readers traversing the instance list have finished, before releasing the reference on the tracer that the …
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High 8.0
Bluetooth: hci_uart: clear HCI_UART_SENDING when write_work is canceled
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: clear HCI_UART_SENDING when write_work is canceled HCI_UART_SENDING bit in tx_state means write_work is pending and blocks queueing it again. Currently this bit is not cl…
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High 8.8
sysctl and platform-op locks open to abuse
[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] To manage the system, sysctl and platform operations are used by the control domain or a possible Xenstore domain. Some of these o…
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High 8.8
Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp If dcid is received for an already-assigned destination CID the spec requires that both channels to be discarded, but calling l2ca…
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High 8.8
drm/gpusvm: Fix unbalanced unlock in drm_gpusvm_scan_mm()
In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Fix unbalanced unlock in drm_gpusvm_scan_mm() There is a unbalanced lock/unlock to gpusvm notifier lock: [ 931.045868] ===================================== [ 931.046509] WARNING:…
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High 7.5
nvmet: avoid recursive nvmet-wq flush in nvmet_ctrl_free
In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid recursive nvmet-wq flush in nvmet_ctrl_free nvmet_tcp_release_queue_work() runs on nvmet-wq and can drop the final controller reference through nvmet_cq_put(). If that triggers n…
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High 7.8
wifi: ath12k: do WoW offloads only on primary link
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: do WoW offloads only on primary link In case of multi-link connection, WCN7850 firmware crashes due to WoW offloads enabled on both primary and secondary links. Change to do it …
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High 7.8
dm-thin: fix metadata refcount underflow
In the Linux kernel, the following vulnerability has been resolved: dm-thin: fix metadata refcount underflow There's a bug in dm-thin in the function rebalance_children. If the internal btree node has one entry, the code tries to copy all btree entries from t…
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High 7.5
xprtrdma: Decrement re_receiving on the early exit paths
In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Decrement re_receiving on the early exit paths In the event that rpcrdma_post_recvs() fails to create a work request (due to memory allocation failure, say) or otherwise exits early…
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High 7.8
PCI: Fix pci_slot_trylock() error handling
In the Linux kernel, the following vulnerability has been resolved: PCI: Fix pci_slot_trylock() error handling Commit a4e772898f8b ("PCI: Add missing bridge lock to pci_bus_lock()") delegates the bridge device's pci_dev_trylock() to pci_bus_trylock() in pci_s…
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High 7.5
nvmet: move async event work off nvmet-wq
In the Linux kernel, the following vulnerability has been resolved: nvmet: move async event work off nvmet-wq For target nvmet_ctrl_free() flushes ctrl->async_event_work. If nvmet_ctrl_free() runs on nvmet-wq, the flush re-enters workqueue completion for the …
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High 7.5
libceph: reset sparse-read state in osd_fault()
In the Linux kernel, the following vulnerability has been resolved: libceph: reset sparse-read state in osd_fault() When a fault occurs, the connection is abandoned, reestablished, and any pending operations are retried. The OSD client tracks the progress of …
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High 7.5
Junos OS: SRX Series: A specifically malformed GTP message will cause an FPC crash
An Improper Locking vulnerability in the GTP plugin of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (Dos). If an SRX Series device receives a specifically malformed GPRS Tunnelling Prot…
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High 7.5
smc91x: fix broken irq-context in PREEMPT_RT
In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPT_RT When smc91x.c is built with PREEMPT_RT, the following splat occurs in FVP_RevC: [ 13.055000] smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex…
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High 7.5
bnxt_en: Fix XDP_TX path
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix XDP_TX path For XDP_TX action in bnxt_rx_xdp(), clearing of the event flags is not correct. __bnxt_poll_work() -> bnxt_rx_pkt() -> bnxt_rx_xdp() may be looping within NAPI and so…
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High 7.8CVE-2025-43510 Exploited
A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS…
KEV Mar 20, 2026 -
High 7.2
Malicious TCP/IP thread locking leads into diverse malfunctions
Improper locking vulnerability in Softing Industrial Automation GmbH gateways allows infected memory and/or resource leak exposure.This issue affects smartLink HW-PN: from 1.02 through 1.03 smartLink HW-DP: 1.31
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High 8.8
Revert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps_smmu"
In the Linux kernel, the following vulnerability has been resolved: Revert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps_smmu" There are reports that the pagetable walker cache coherency is not a given across the spectrum of SDM845/850 devices, leading …
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High 7.5
NFSv4: Fix a deadlock when recovering state on a sillyrenamed file
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a deadlock when recovering state on a sillyrenamed file If the file is sillyrenamed, and slated for delete on close, it is possible for a server reboot to triggeer an open reclaim,…
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High 7.8
bpf: Fix softlockup in arena_map_free on 64k page kernel
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix softlockup in arena_map_free on 64k page kernel On an aarch64 kernel with CONFIG_PAGE_SIZE_64KB=y, arena_htab tests cause a segmentation fault and soft lockup. The same failure is no…
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High 7.8
bpf: bpf_local_storage: Always use bpf_mem_alloc in PREEMPT_RT
In the Linux kernel, the following vulnerability has been resolved: bpf: bpf_local_storage: Always use bpf_mem_alloc in PREEMPT_RT In PREEMPT_RT, kmalloc(GFP_ATOMIC) is still not safe in non preemptible context. bpf_mem_alloc must be used in PREEMPT_RT. This …
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High 7.5
rxrpc, afs: Fix peer hash locking vs RCU callback
In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix peer hash locking vs RCU callback In its address list, afs now retains pointers to and refs on one or more rxrpc_peer objects. The address list is freed under RCU and at this …
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High 7.8
loop: implement ->free_disk
In the Linux kernel, the following vulnerability has been resolved: loop: implement ->free_disk Ensure that the lo_device which is stored in the gendisk private data is valid until the gendisk is freed. Currently the loop driver uses a lot of effort to make s…
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High 7.8
ALSA: caiaq: Use snd_card_free_when_closed() at disconnection
In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at disc…
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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…
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High 7.8
mm/thp: fix deferred split unqueue naming and locking
In the Linux kernel, the following vulnerability has been resolved: mm/thp: fix deferred split unqueue naming and locking Recent changes are putting more pressure on THP deferred split queues: under load revealing long-standing races, causing list_del corrupt…
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High 7.8
rxrpc: Fix missing locking causing hanging calls
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix missing locking causing hanging calls If a call gets aborted (e.g. because kafs saw a signal) between it being queued for connection and the I/O thread picking up the call, the abo…
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High 7.8
ring-buffer: Fix reader locking when changing the sub buffer order
In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix reader locking when changing the sub buffer order The function ring_buffer_subbuf_order_set() updates each ring_buffer_per_cpu and installs new sub buffers that match the req…
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High 8.2
Improper account management vulnerability in NetIQ Advance Authentication
A vulnerability identified in NetIQ Advance Authentication that doesn't enforce account lockout when brute force attack is performed on API based login. This issue may lead to user account compromise if successful or may impact server performance. This issue …
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High 7.5
mptcp: fix soft lookup in subflow_error_report()
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lookup in subflow_error_report() Maxim reported a soft lookup in subflow_error_report(): watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [swapper/0:0] RIP: 0010:native_queue…
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High 7.8
Mali GPU Kernel Driver exposes sensitive data from freed memory
A local non-privileged user can make improper GPU memory processing operations. If the operations are carefully prepared, then they could be used to gain access to already freed memory.
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High 7.8
In MediaCodec.cpp, there is a possible use after free due to improper locking. This could lead to local escalation of p…
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High 7.8
In multiple functions of looper_backed_event_loop.cpp, there is a possible way to corrupt memory due to improper lockin…
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High 7.5
Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash if the SIP ALG is enabled and specific SIP messages are processed
An Improper Locking vulnerability in the SIP ALG of Juniper Networks Junos OS on MX Series with MS-MPC or MS-MIC card and SRX Series allows an unauthenticated, network-based attacker to cause a flow processing daemon (flowd) crash and thereby a Denial of Serv…
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High 7.5
Uniswap Universal Router Incorrect Authorization vulnerability
Uniswap Universal Router before 1.1.0 mishandles reentrancy. This would have allowed theft of funds.