#VU113276 NULL pointer dereference in Linux kernel - CVE-2025-38362

Vulnerability identifier: #VU113276

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-2025-38362

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 mod_hdcp_hdcp1_enable_encryption() function in drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/1ebcdf38887949def1a553ff3e45c98ed95a3cd0
https://git.kernel.org/stable/c/34d3e10ab905f06445f8dbd8a3d9697095e71bae
https://git.kernel.org/stable/c/4ce9f2dc9ff7cc410e8c5d936ec551e26b9599a9
https://git.kernel.org/stable/c/5148c7ea69e9c5bf2f05081190f45ba96d3d1e7a
https://git.kernel.org/stable/c/b3005145eab98d36777660b8893466e4f630ae1c
https://git.kernel.org/stable/c/c3e9826a22027a21d998d3e64882fa377b613006

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?