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.— MITRE CWE catalog
774 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-667page 3 of 16
- CVE-2026-31467HIGHCVSS 7.5EG 7.52026-04-22
In the Linux kernel, the following vulnerability has been resolved: erofs: add GFP_NOIO in the bio completion if needed The bio completion path in the process context (e.g. dm-verity) will directly call into decompression rather than tri…
- CVE-2026-21914HIGHCVSS 7.5EG 7.52026-01-15
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…
- CVE-2025-68770HIGHCVSS 7.5EG 7.52026-01-13
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 loo…
- CVE-2023-44119HIGHCVSS 7.5EG 7.52023-10-11
Vulnerability of mutual exclusion management in the kernel module.Successful exploitation of this vulnerability will affect availability.
- CVE-2023-38505HIGHCVSS 7.5EG 7.52023-07-27
DietPi-Dashboard is a web dashboard for the operating system DietPi. The dashboard only allows for one TLS handshake to be in process at a given moment. Once a TCP connection is established in HTTPS mode, it will assume that it should be w…
- CVE-2023-22318HIGHCVSS 7.5EG 7.52023-05-15
Denial of service in Webconf in Tribe29 Checkmk Appliance before 1.6.5.
- CVE-2023-22412HIGHCVSS 7.5EG 7.52023-01-13
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 ther…
- CVE-2022-48216HIGHCVSS 7.5EG 7.52023-01-04
Uniswap Universal Router before 1.1.0 mishandles reentrancy. This would have allowed theft of funds.
- CVE-2022-3996HIGHCVSS 7.5EG 7.52022-12-13
If an X.509 certificate contains a malformed policy constraint and policy processing is enabled, then a write lock will be taken twice recursively. On some operating systems (most widely: Windows) this results in a denial of service when …
- CVE-2022-24946HIGHCVSS 7.5EG 7.52022-06-15
Improper Resource Locking vulnerability in Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V firmware versions "16" and prior, Mitsubishi Electric MELSEC-Q Series Q03UDECPU the first 5 digits of serial No. "24061" and prior, Mitsubishi Elec…
- CVE-2021-43429HIGHCVSS 7.5EG 7.52022-04-07
A Denial of Service vulnerability exists in CORTX-S3 Server as of 11/7/2021 via the mempool_destroy method due to a failture to release locks pool->lock.
- CVE-2022-22175HIGHCVSS 7.5EG 7.52022-01-19
An Improper Locking vulnerability in the SIP ALG of Juniper Networks Junos OS on MX Series and SRX Series allows an unauthenticated networked attacker to cause a flowprocessing daemon (flowd) crash and thereby a Denial of Service (DoS). Co…
- CVE-2021-29509HIGHCVSS 7.5EG 7.52021-05-11
Puma is a concurrent HTTP 1.1 server for Ruby/Rack applications. The fix for CVE-2019-16770 was incomplete. The original fix only protected existing connections that had already been accepted from having their requests starved by greedy pe…
- CVE-2021-31422HIGHCVSS 7.5EG 7.52021-04-29
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.1.1-49141. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to …
- CVE-2020-3704HIGHCVSS 7.5EG 7.52020-11-02
u'While processing invalid connection request PDU which is nonstandard (interval or timeout is 0) from central device may lead peripheral system enter into dead lock state.(This CVE is equivalent to InvalidConnectionRequest(CVE-2019-19193)…
- CVE-2020-13246HIGHCVSS 7.5EG 7.52020-05-20
An issue was discovered in Gitea through 1.11.5. An attacker can trigger a deadlock by initiating a transfer of a repository's ownership from one organization to another.
- CVE-2020-10573HIGHCVSS 7.5EG 7.52020-03-14
An issue was discovered in Janus through 0.9.1. janus_audiobridge.c has a double mutex unlock when listing private rooms in AudioBridge.
- CVE-2019-15513HIGHCVSS 7.5EG 7.52019-08-23
An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a lon…
- CVE-2018-1000127HIGHCVSS 7.5EG 7.52018-03-13
memcached version prior to 1.4.37 contains an Integer Overflow vulnerability in items.c:item_free() that can result in data corruption and deadlocks due to items existing in hash table being reused from free list. This attack appear to be …
- CVE-2009-4272HIGHCVSS 7.5EG 7.52010-01-27
A certain Red Hat patch for net/ipv4/route.c in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5 allows remote attackers to cause a denial of service (deadlock) via crafted packets that force collisions in the IPv4 routing hash…
- CVE-2009-2699HIGHCVSS 7.5EG 7.52009-10-13
The Solaris pollset feature in the Event Port backend in poll/unix/port.c in the Apache Portable Runtime (APR) library before 1.3.9, as used in the Apache HTTP Server before 2.2.14 and other products, does not properly handle errors, which…
- CVE-2006-5158HIGHCVSS 7.5EG 7.52006-10-05
The nlmclnt_mark_reclaim in clntlock.c in NFS lockd in Linux kernel before 2.6.16 allows remote attackers to cause a denial of service (process crash) and deny access to NFS exports via unspecified vectors that trigger a kernel oops (null …
- CVE-2006-2275HIGHCVSS 7.5EG 7.52006-05-09
Linux SCTP (lksctp) before 2.6.17 allows remote attackers to cause a denial of service (deadlock) via a large number of small messages to a receiver application that cannot process the messages quickly enough, which leads to "spillover of …
- CVE-2004-0174HIGHCVSS 7.5EG 7.52004-05-04
Apache 1.4.x before 1.3.30, and 2.0.x before 2.0.49, when using multiple listening sockets on certain platforms, allows remote attackers to cause a denial of service (blocked new connections) via a "short-lived connection on a rarely-acces…
- CVE-2002-1850HIGHCVSS 7.5EG 7.52002-12-31
mod_cgi in Apache 2.0.39 and 2.0.40 allows local users and possibly remote attackers to cause a denial of service (hang and memory consumption) by causing a CGI script to send a large amount of data to stderr, which results in a read/write…
- CVE-2023-21189HIGHCVSS 7.3EG 7.32023-06-28
In startLockTaskMode of LockTaskController.java, there is a possible bypass of lock task mode due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interacti…
- CVE-2025-10151HIGHCVSS 7.2EG 7.22025-10-28
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
- CVE-2019-6321HIGHCVSS 7.2EG 7.22019-05-29
HP has identified a security vulnerability with some versions of Workstation BIOS (UEFI Firmware) where the runtime BIOS code could be tampered with if the TPM is disabled. This vulnerability relates to Workstations whose TPM is disabled b…
- CVE-2026-31486HIGHCVSS 7.1EG 7.12026-04-22
In the Linux kernel, the following vulnerability has been resolved: hwmon: (pmbus/core) Protect regulator operations with mutex The regulator operations pmbus_regulator_get_voltage(), pmbus_regulator_set_voltage(), and pmbus_regulator_li…
- CVE-2022-48760HIGHCVSS 7.1EG 7.12024-06-20
In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix hang in usb_kill_urb by adding memory barriers The syzbot fuzzer has identified a bug in which processes hang waiting for usb_kill_urb() to return. It tu…
- CVE-2023-44297HIGHCVSS 6.8EG 7.12023-12-05
Dell PowerEdge platforms 16G Intel E5 BIOS and Dell Precision BIOS, version 1.4.4, contain active debug code security vulnerability. An unauthenticated physical attacker could potentially exploit this vulnerability, leading to information…
- CVE-2026-46299HIGHCVSS 7.0EG 7.02026-06-08
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix held lock freed on hfsplus_fill_super() hfsplus_fill_super() calls hfs_find_init() to initialize a search structure, which acquires tree->tree_lock. If the …
- CVE-2025-27732HIGHCVSS 7.0EG 7.02025-04-08
Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
- CVE-2022-20422HIGHCVSS 7.0EG 7.02022-10-11
In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not ne…
- CVE-2022-3028HIGHCVSS 7.0EG 7.02022-08-31
A race condition was found in the Linux kernel's IP framework for transforming packets (XFRM subsystem) when multiple calls to xfrm_probe_algs occurred simultaneously. This flaw could allow a local attacker to potentially trigger an out-of…
- CVE-2022-2959HIGHCVSS 7.0EG 7.02022-08-25
A race condition was found in the Linux kernel's watch queue due to a missing lock in pipe_resize_ring(). The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing opera…
- CVE-2021-26708HIGHCVSS 7.0EG 7.02021-02-05
A local privilege escalation was discovered in the Linux kernel before 5.10.13. Multiple race conditions in the AF_VSOCK implementation are caused by wrong locking in net/vmw_vsock/af_vsock.c. The race conditions were implicitly introduced…
- CVE-2019-14898HIGHCVSS 7.0EG 7.02020-05-08
The fix for CVE-2019-11599, affecting the Linux kernel before 5.0.10 was not complete. A local user could use this flaw to obtain sensitive information, cause a denial of service, or possibly have other unspecified impacts by triggering a …
- CVE-2019-11599HIGHCVSS 7.0EG 7.02019-04-29
The coredump implementation in the Linux kernel before 5.0.10 does not use locking or other mechanisms to prevent vma layout or vma flags changes while it runs, which allows local users to obtain sensitive information, cause a denial of se…
- CVE-2026-118052MEDIUMCVSS 6.8EG 6.82026-11-02
In Eclipse ThreadX versions 6.0.1 through 6.5.2.202603, the Module Manager loaders return an overflow error without releasing the Module Manager mutex when a module preamble declares a data or stack size that overflows the allocation arith…
- CVE-2025-48618MEDIUMCVSS 6.8EG 6.82025-12-08
In processLaunchBrowser of CommandParamsFactory.java, there is a possible browser interaction from the lockscreen due to improper locking. This could lead to physical escalation of privilege with no additional execution privileges needed. …
- CVE-2023-44298MEDIUMCVSS 6.8EG 6.82023-12-05
Dell PowerEdge platforms 16G Intel E5 BIOS and Dell Precision BIOS, version 1.4.4, contain active debug code security vulnerability. An unauthenticated physical attacker could potentially exploit this vulnerability, leading to information…
- CVE-2020-9946MEDIUMCVSS 6.8EG 6.82020-10-16
This issue was addressed with improved checks. This issue is fixed in iOS 14.0 and iPadOS 14.0, watchOS 7.0. The screen lock may not engage after the specified time period.
- CVE-2019-17343MEDIUMCVSS 6.8EG 6.82019-10-08
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.
- CVE-2019-6322MEDIUMCVSS 6.8EG 6.82019-05-29
HP has identified a security vulnerability with some versions of Workstation BIOS (UEFI Firmware) where the runtime BIOS code could be tampered with if the TPM is disabled. This vulnerability relates to Workstations whose TPM is enabled by…
- CVE-2018-0381MEDIUMCVSS 6.8EG 6.82018-10-17
A vulnerability in the Cisco Aironet Series Access Points (APs) software could allow an authenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerabilit…
- CVE-2018-15390MEDIUMCVSS 6.8EG 6.82018-10-05
A vulnerability in the FTP inspection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vuln…
- CVE-2023-33951MEDIUMCVSS 6.7EG 6.72023-07-24
A race condition vulnerability was found in the vmwgfx driver in the Linux kernel. The flaw exists within the handling of GEM objects. The issue results from improper locking when performing operations on an object. This flaw allows a loca…
- CVE-2023-21400MEDIUMCVSS 6.7EG 6.72023-07-13
In multiple functions of io_uring.c, there is a possible kernel memory corruption due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not nee…
- CVE-2023-20746MEDIUMCVSS 6.7EG 6.72023-06-06
In vcu, there is a possible out of bounds write due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519142; Iss…
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