#VU90316 Out-of-bounds read in Linux kernel - CVE-2024-27029

Vulnerability identifier: #VU90316

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-2024-27029

CWE-ID: CWE-125

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 an out-of-bounds read error within the mmhub_v3_3_print_l2_protection_fault_status() function in drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.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/e1e076bda4fd6378ae650f2c6ef1a4ff93c5aea5
https://git.kernel.org/stable/c/1f24b3040f2b6ffcb97151fabb3070328254d923
https://git.kernel.org/stable/c/6540ff6482c1a5a6890ae44b23d0852ba1986d9e

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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.