Buffer overflow in Linux kernel link protocols driver



Published: 2024-09-18
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-46728
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU97558

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-46728

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

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

External links

http://git.kernel.org/stable/c/48e0b68e2360b16edf2a0bae05c0051c00fbb48a
http://git.kernel.org/stable/c/6c588e9350dd7a9fb97a56fe74852c9ecc44450c
http://git.kernel.org/stable/c/9ba2ea6337b4f159aecb177555a6a81da92d302e


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.



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