#VU104516 Out-of-bounds read in Linux kernel - CVE-2022-49551

Vulnerability identifier: #VU104516

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-2022-49551

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 REG_FIELD() function in drivers/usb/isp1760/isp1760-core.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/26ae2c942b5702f2e43d36b2a4389cfb7d616b6a
https://git.kernel.org/stable/c/463bddd3ff1acf4036ddb80c34a715eb99debf46
https://git.kernel.org/stable/c/47d39cb57e8669e507d17d9e0d067d2b3e3a87ae
https://git.kernel.org/stable/c/bf2558bbdce3ab1d6bcba09f354914e4515d0a2b

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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.