#VU102213 Buffer overflow in Linux kernel - CVE-2024-56557

Vulnerability identifier: #VU102213

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-2024-56557

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 __aligned() function in drivers/iio/adc/ad7923.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/00663d3e000c31d0d49ef86a809f5c107c2d09cd
https://git.kernel.org/stable/c/218ecc35949129171ca39bcc0d407c8dc4cd0bbc
https://git.kernel.org/stable/c/3a4187ec454e19903fd15f6e1825a4b84e59a4cd
https://git.kernel.org/stable/c/e5cac32721997cb8bcb208a29f4598b3faf46338

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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.