NULL pointer dereference in Linux kernel - CVE-2023-52470
Published: June 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92074
CSH Severity: 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-2023-52470
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 radeon_crtc_init() function in drivers/gpu/drm/radeon/radeon_display.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/21b1645660717d6126dd4866c850fcc5c4703a41
- https://git.kernel.org/stable/c/5d12c5d75f7c78b83a738025947651ec5c95b4d4
- https://git.kernel.org/stable/c/57ca7984806d79b38af528de88fd803babf27feb
- https://git.kernel.org/stable/c/14bbfaa5df273b26cde6707f6e655585700e6fe1
- https://git.kernel.org/stable/c/c4ff55408187f2595066967047363ca84e76db85
- https://git.kernel.org/stable/c/0b813a6a0087451cb702b6eb841f10856f49d088
- https://git.kernel.org/stable/c/fb2d8bc9b5e55848b8a7c3c028e2ee8d49f28f97
- https://git.kernel.org/stable/c/7a2464fac80d42f6f8819fed97a553e9c2f43310
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.306
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.209
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.148
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.268
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8