NULL pointer dereference in Linux kernel - CVE-2024-26647
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90614
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-2024-26647
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 link_set_dsc_pps_packet() function in drivers/gpu/drm/amd/display/dc/link/link_dpms.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/6aa5ede6665122f4c8abce3c6eba06b49e54d25c
- https://git.kernel.org/stable/c/cf656fc7276e5b3709a81bc9d9639459be2b2647
- https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8