#VU115909 Out-of-bounds read in Linux kernel - CVE-2022-50394
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115909
Vulnerability risk: Low
CVSSv4.0: 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-2022-50394
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 ismt_access() function in drivers/i2c/busses/i2c-ismt.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/03b7ef7a6c5ca1ff553470166b4919db88b810f6
- https://git.kernel.org/stable/c/233348a04becf133283f0076e20b317302de21d9
- https://git.kernel.org/stable/c/39244cc754829bf707dccd12e2ce37510f5b1f8d
- https://git.kernel.org/stable/c/4a7bb1d93addb2f67e36fed00a53cb7f270d7b7a
- https://git.kernel.org/stable/c/96c12fd0ec74641295e1c3c34dea3dce1b6c3422
- https://git.kernel.org/stable/c/9ac541a0898e8ec187a3fa7024b9701cffae6bf2
- https://git.kernel.org/stable/c/a642469d464b2780a25a49b51ae56623c65eac34
- https://git.kernel.org/stable/c/bfe41d966c860a8ad4c735639d616da270c92735
- https://git.kernel.org/stable/c/cdcbae2c5003747ddfd14e29db9c1d5d7e7c44dd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229