#VU90605 NULL pointer dereference in Linux kernel - CVE-2024-26700

Vulnerability identifier: #VU90605

Vulnerability risk: Low

CVSSv4.0: 4.3 [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-2024-26700

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: 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 amdgpu_dm_atomic_check() function in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

---

External links
https://git.kernel.org/stable/c/01d992088dce3945f70f49f34b0b911c5213c238
https://git.kernel.org/stable/c/7407c61f43b66e90ad127d0cdd13cbc9d87141a5
https://git.kernel.org/stable/c/5cd7185d2db76c42a9b7e69adad9591d9fca093f
https://git.kernel.org/stable/c/e6a7df96facdcf5b1f71eb3ec26f2f9f6ad61e57

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.