#VU87681 Out-of-bounds read in Linux kernel - CVE-2024-26599

Vulnerability identifier: #VU87681

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26599

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 gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the of_pwm_single_xlate() function in drivers/pwm/core.c. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/7b85554c7c2aee91171e038e4d5442ffa130b282
https://git.kernel.org/stable/c/e5f2b4b62977fb6c2efcbc5779e0c9dce18215f7
https://git.kernel.org/stable/c/bae45b7ebb31984b63b13c3519fd724b3ce92123
https://git.kernel.org/stable/c/a297d07b9a1e4fb8cda25a4a2363a507d294b7c9

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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.