#VU91204 Buffer overflow in Linux kernel - CVE-2024-26646

Vulnerability identifier: #VU91204

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26646

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 escalate privileges on the system.

The vulnerability exists due to memory corruption within the hfi_parse_features() and intel_hfi_init() functions in drivers/thermal/intel/intel_hfi.c. A local user can escalate privileges on the system.

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/28f010dc50df0f7987c04112114fcfa7e0803566
https://git.kernel.org/stable/c/019ccc66d56a696a4dfee3bfa2f04d0a7c3d89ee
https://git.kernel.org/stable/c/c9d6d63b6c03afaa6f185df249af693a7939577c
https://git.kernel.org/stable/c/97566d09fd02d2ab329774bb89a2cdf2267e86d9

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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.