Infinite loop in Linux kernel dc dcn35 driver



Published: 2024-09-18
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-46729
CWE-ID CWE-835
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) Infinite loop

EUVDB-ID: #VU97556

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-2024-46729

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop within the dccg35_get_other_enabled_symclk_fe() function in drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.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/712be65b3b372a82bff0865b9c090147764bf1c4
http://git.kernel.org/stable/c/3941a3aa4b653b69876d894d08f3fff1cc965267


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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