#VU103744 NULL pointer dereference in Linux kernel - CVE-2025-21688
Published: February 10, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU103744
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21688
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the v3d_irq() and v3d_hub_irq() functions in drivers/gpu/drm/v3d/v3d_irq.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/01a7e3a43ee2e6607169a75889412344c10b37fd
- https://git.kernel.org/stable/c/1f66a3a1a516e4d545906916b3f3c8d1c5e909e6
- https://git.kernel.org/stable/c/3059e7aaa280daea57bb069fbc65225e1bb95014
- https://git.kernel.org/stable/c/431fb709db434565b5e7cee82a11bd681a794fd3
- https://git.kernel.org/stable/c/6cfafcad46e95351c477da0ae7e3acb8f7550ada
- https://git.kernel.org/stable/c/6e64d6b3a3c39655de56682ec83e894978d23412
- https://git.kernel.org/stable/c/9793206fbf5293534c3a79d78f196e2cbb48c22d
- https://git.kernel.org/stable/c/a9401cd5d1bb5a0b8d2bef09623ca43551cd6e8a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.128