#VU116536 NULL pointer dereference in Linux kernel - CVE-2023-53571
Published: October 5, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116536
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53571
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 intel_get_crtc_new_encoder() function in drivers/gpu/drm/i915/display/intel_display.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/0fe6ef82e4f4764e8f556632e4cd93d78d448e99
- https://git.kernel.org/stable/c/54202488c835dab8c648acd107f0bb8eaa699894
- https://git.kernel.org/stable/c/631420b06597a33c72b6dcef78d1c2dea17f452d
- https://git.kernel.org/stable/c/780f303233c35eeb5132e3ee1cbc8f4cebe86dd2
- https://git.kernel.org/stable/c/8cd725315c559a8a4d18ac1d7fce1d6b9a667529
- https://git.kernel.org/stable/c/fd8b0abecdf66379e9d25d7448b942b5be379cb2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2