#VU98961 NULL pointer dereference in Linux kernel - CVE-2024-49898
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU98961
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-2024-49898
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 subvp_drr_schedulable() and subvp_vblank_schedulable() functions in drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.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/3fc70ae048fe0936761b73b50700a810ff61e853
- https://git.kernel.org/stable/c/115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f
- https://git.kernel.org/stable/c/367cd9ceba1933b63bc1d87d967baf6d9fd241d2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64