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 16 of 16
- CVE-2021-47603MEDIUMCVSS 4.4EG 4.42024-06-19
In the Linux kernel, the following vulnerability has been resolved: audit: improve robustness of the audit queue handling If the audit daemon were ever to get stuck in a stopped state the kernel's kauditd_thread() could get blocked attem…
- CVE-2021-47185MEDIUMCVSS 4.4EG 4.42024-04-10
In the Linux kernel, the following vulnerability has been resolved: tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc When running ltp testcase(ltp/testcases/kernel/pty/pty04.c) with arm64, there is a soft lockup, which look li…
- CVE-2023-2612MEDIUMCVSS 4.4EG 4.42023-05-31
Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service (kernel deadloc…
- CVE-2021-3735MEDIUMCVSS 4.4EG 4.42022-08-26
A deadlock issue was found in the AHCI controller device of QEMU. It occurs on a software reset (ahci_reset_port) while handling a host-to-device Register FIS (Frame Information Structure) packet from the guest. A privileged user inside th…
- CVE-2021-0147MEDIUMCVSS 4.4EG 4.42022-02-09
Improper locking in the Power Management Controller (PMC) for some Intel Chipset firmware before versions pmc_fw_lbg_c1-21ww02a and pmc_fw_lbg_b0-21ww02a may allow a privileged user to potentially enable denial of service via local access.
- CVE-2021-39647MEDIUMCVSS 4.4EG 4.42021-12-15
In mon_smc_load_sp of gs101-sc/plat/samsung/exynos/soc/exynos9845/smc_booting.S, there is a possible reinitialization of TEE due to improper locking. This could lead to local information disclosure with System execution privileges needed. …
- CVE-2020-29660MEDIUMCVSS 4.4EG 4.42020-12-09
A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.
- CVE-2025-34467MEDIUMCVSS 4.3EG 4.32025-12-31
ZwiiCMS versions prior to 13.7.00 contain a denial-of-service vulnerability in multiple administrative endpoints due to improper authorization checks combined with flawed resource state management. When an authenticated low-privilege use…
- CVE-2022-0897MEDIUMCVSS 4.3EG 4.32022-03-25
A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver->nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from …
- CVE-2020-15668MEDIUMCVSS 4.3EG 4.32020-10-01
A lock was missing when accessing a data structure and importing certificate information into the trust database. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
- CVE-2025-20044MEDIUMCVSS 4.1EG 4.12025-08-12
Improper locking for some Intel(R) TDX Module firmware before version 1.5.13 may allow a privileged user to potentially enable escalation of privilege via local access.
- CVE-2025-63396LOWCVSS 3.3EG 3.32025-11-12
An issue was discovered in PyTorch v2.5 and v2.7.1. Omission of profiler.stop() can cause torch.profiler.profile (PythonTracer) to crash or hang during finalization, leading to a Denial of Service (DoS).
- CVE-2025-21851LOWCVSS 3.3EG 3.32025-03-12
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. …
- CVE-2024-50044LOWCVSS 3.3EG 3.32024-10-21
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: FIX possible deadlock in rfcomm_sk_state_change rfcomm_sk_state_change attempts to use sock_lock so it must never be called with it locked but rfcomm_…
- CVE-2022-48937LOWCVSS 3.3EG 3.32024-08-22
In the Linux kernel, the following vulnerability has been resolved: io_uring: add a schedule point in io_add_buffers() Looping ~65535 times doing kmalloc() calls can trigger soft lockups, especially with DEBUG features (like KASAN). [ …
- CVE-2021-47317LOWCVSS 3.3EG 3.32024-05-21
In the Linux kernel, the following vulnerability has been resolved: powerpc/bpf: Fix detecting BPF atomic instructions Commit 91c960b0056672 ("bpf: Rename BPF_XADD and prepare to encode other atomics in .imm") converted BPF_XADD to BPF_A…
- CVE-2023-3436LOWCVSS 3.3EG 3.32023-06-27
Xpdf 4.04 will deadlock on a PDF object stream whose "Length" field is itself in another object stream.
- CVE-2019-13762LOWCVSS 3.3EG 3.32019-12-10
Insufficient policy enforcement in downloads in Google Chrome on Windows prior to 79.0.3945.79 allowed a local attacker to spoof downloaded files via local code.
- CVE-2019-6156LOWCVSS 3.3EG 3.32019-04-10
In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). Lenovo was notified that …
- CVE-2002-1869LOWCVSS 3.3EG 3.32002-12-31
Heysoft EventSave 5.1 and 5.2 and Heysoft EventSave+ 5.1 and 5.2 does not check whether the log file can be written to, which allows attackers to prevent events from being recorded by opening the log file using an application such as Micro…
- CVE-2026-22735LOWCVSS 2.6EG 2.62026-03-20
Spring MVC and WebFlux applications are vulnerable to stream corruption when using Server-Sent Events (SSE). This issue affects Spring Foundation: from 7.0.0 through 7.0.5, from 6.2.0 through 6.2.16, from 6.1.0 through 6.1.25, from 5.3.0 …
- CVE-2026-112907LOWCVSS 2.5EG 2.52026-10-23
filelock: On Windows an oplock on a soft lock's marker holds SoftFileLock.acquire() past its timeout and blocks the stale break On Windows the soft locks (`SoftFileLock`, `MarkerSoftFileLock`, `SoftFileLease`, their async forms, and a `Fi…
- CVE-2026-20757LOWCVSS 2.5EG 2.52026-03-03
Improper Locking vulnerability (CWE-667) in Gallagher Morpho integration allows a privileged operator to cause a limited denial-of-service in the Command Centre Server. This issue affects Command Centre Server: 9.40 prior to vEL9.40…
- CVE-2020-9959LOWCVSS 2.4EG 2.42020-10-16
A lock screen issue allowed access to messages on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 14.0 and iPadOS 14.0. A person with physical access to an iOS device may be able to view…
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