#VU97558 Buffer overflow in Linux kernel - CVE-2024-46728

Vulnerability identifier: #VU97558

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-2024-46728

CWE-ID: CWE-119

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 memory corruption within the configure_lttpr_mode_non_transparent() function in drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.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
https://git.kernel.org/stable/c/48e0b68e2360b16edf2a0bae05c0051c00fbb48a
https://git.kernel.org/stable/c/6c588e9350dd7a9fb97a56fe74852c9ecc44450c
https://git.kernel.org/stable/c/9ba2ea6337b4f159aecb177555a6a81da92d302e

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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.