CWE-667
Improper Locking
Description
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-25 · CAPEC-26 · CAPEC-27
CVEs mapped to this weakness (739)
page 36 of 37| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2022-48937 | Low | 0.21 | 3.3 | 0.00 | Aug 22, 2024 | 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). [ 253.536212] watchdog: BUG: soft lockup -… | ||
| CVE-2023-3436 | Low | 0.21 | 3.3 | 0.00 | Jun 27, 2023 | Xpdf 4.04 will deadlock on a PDF object stream whose "Length" field is itself in another object stream. | ||
| CVE-2019-13762 | Low | 0.21 | 3.3 | 0.00 | Dec 10, 2019 | 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-2019-6156 | Low | 0.21 | 3.3 | 0.00 | Apr 10, 2019 | 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 after resuming from S3 sleep mode in… | ||
| CVE-2002-1869 | Low | 0.21 | 3.3 | 0.00 | Dec 31, 2002 | 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 Microsoft's Event Viewer. | ||
| CVE-2026-22735 | Low | 0.17 | 2.6 | 0.00 | Mar 20, 2026 | 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 through 5.3.46. | ||
| CVE-2026-20757 | Low | 0.16 | 2.5 | 0.00 | Mar 3, 2026 | 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 vEL9.40.1976(MR1), 9.30 prior to vEL9.30.3382… | ||
| CVE-2020-9959 | Low | 0.16 | 2.4 | 0.00 | Oct 16, 2020 | 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 notification contents from the… | ||
| CVE-2019-11599 | Hig | 0.03 | 7.0 | 0.01 | Apr 29, 2019 | 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 service, or possibly have unspecified… | ||
| CVE-2026-62426 | Hig | 0.00 | 8.8 | 0.00 | Jul 28, 2026 | [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 operations may not… | ||
| CVE-2026-43423 | — | 0.00 | — | 0.00 | May 8, 2026 | Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. | ||
| CVE-2025-68657 | Med | 0.00 | 6.4 | 0.00 | Jan 12, 2026 | Espressif ESP-IDF USB Host HID (Human Interface Device) Driver allows access to HID devices. Prior to 1.1.0, calls to hid_host_device_close() can free the same usb_transfer_t twice. The USB event callback and user code share the hid_iface_t state without locking, so both can… | ||
| CVE-2024-0641 | Med | 0.00 | 5.5 | 0.00 | Jan 17, 2024 | A denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel’s TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system. | ||
| CVE-2023-38505 | Hig | 0.00 | 7.5 | 0.01 | Jul 27, 2023 | 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 waiting for a handshake, and will stay… | ||
| CVE-2023-2430 | Med | 0.00 | 5.5 | 0.00 | Jul 23, 2023 | A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat. | ||
| CVE-2023-0160 | Med | 0.00 | 4.7 | 0.00 | Jul 18, 2023 | A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system. | ||
| CVE-2023-2612 | Med | 0.00 | 4.4 | 0.00 | May 31, 2023 | 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 deadlock). | ||
| CVE-2023-2007 | Hig | 0.00 | 7.8 | 0.00 | Apr 24, 2023 | The specific flaw exists within the DPT I2O Controller driver. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in… | ||
| CVE-2021-43395 | Med | 0.00 | 5.5 | 0.00 | Dec 26, 2022 | An issue was discovered in illumos before f859e7171bb5db34321e45585839c6c3200ebb90, OmniOS Community Edition r151038, OpenIndiana Hipster 2021.04, and SmartOS 20210923. A local unprivileged user can cause a deadlock and kernel panic via crafted rename and rmdir calls on tmpfs… | ||
| CVE-2022-3303 | Med | 0.00 | 4.7 | 0.00 | Sep 27, 2022 | A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system,… |
- risk 0.21cvss 3.3epss 0.00
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). [ 253.536212] watchdog: BUG: soft lockup -…
- risk 0.21cvss 3.3epss 0.00
Xpdf 4.04 will deadlock on a PDF object stream whose "Length" field is itself in another object stream.
- risk 0.21cvss 3.3epss 0.00
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.
- risk 0.21cvss 3.3epss 0.00
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 after resuming from S3 sleep mode in…
- risk 0.21cvss 3.3epss 0.00
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 Microsoft's Event Viewer.
- risk 0.17cvss 2.6epss 0.00
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 through 5.3.46.
- risk 0.16cvss 2.5epss 0.00
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 vEL9.40.1976(MR1), 9.30 prior to vEL9.30.3382…
- risk 0.16cvss 2.4epss 0.00
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 notification contents from the…
- risk 0.03cvss 7.0epss 0.01
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 service, or possibly have unspecified…
- risk 0.00cvss 8.8epss 0.00
[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 operations may not…
- CVE-2026-43423May 8, 2026risk 0.00cvss —epss 0.00
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
- risk 0.00cvss 6.4epss 0.00
Espressif ESP-IDF USB Host HID (Human Interface Device) Driver allows access to HID devices. Prior to 1.1.0, calls to hid_host_device_close() can free the same usb_transfer_t twice. The USB event callback and user code share the hid_iface_t state without locking, so both can…
- risk 0.00cvss 5.5epss 0.00
A denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel’s TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system.
- risk 0.00cvss 7.5epss 0.01
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 waiting for a handshake, and will stay…
- risk 0.00cvss 5.5epss 0.00
A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat.
- risk 0.00cvss 4.7epss 0.00
A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system.
- risk 0.00cvss 4.4epss 0.00
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 deadlock).
- risk 0.00cvss 7.8epss 0.00
The specific flaw exists within the DPT I2O Controller driver. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in…
- risk 0.00cvss 5.5epss 0.00
An issue was discovered in illumos before f859e7171bb5db34321e45585839c6c3200ebb90, OmniOS Community Edition r151038, OpenIndiana Hipster 2021.04, and SmartOS 20210923. A local unprivileged user can cause a deadlock and kernel panic via crafted rename and rmdir calls on tmpfs…
- risk 0.00cvss 4.7epss 0.00
A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system,…