#VU97171 NULL pointer dereference in Linux kernel - CVE-2024-45015

Vulnerability identifier: #VU97171

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-2024-45015

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 dpu_encoder_virt_atomic_mode_set() and dpu_encoder_virt_atomic_enable() functions in drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.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

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External links
http://git.kernel.org/stable/c/3fb61718bcbe309279205d1cc275a6435611dc77
http://git.kernel.org/stable/c/3bacf814b6a61cc683c68465f175ebd938f09c52
http://git.kernel.org/stable/c/aedf02e46eb549dac8db4821a6b9f0c6bf6e3990

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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.