#VU104398 Memory leak in Linux kernel - CVE-2022-49213

Vulnerability identifier: #VU104398

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-2022-49213

CWE-ID: CWE-401

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 memory leak within the ath10k_setup_msa_resources() function in drivers/net/wireless/ath/ath10k/snoc.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/315772133a4b960859e4f5efe0e738e347188cdc
https://git.kernel.org/stable/c/32939187f254171a5666badc058bc3787fe454af
https://git.kernel.org/stable/c/4ed37d611ea5d222c3ecb3549e4c2d34b8f3c335
https://git.kernel.org/stable/c/74b1d41e1b6410eed5c76d00eedb262036e9eff5
https://git.kernel.org/stable/c/9747a78d5f758a5284751a10aee13c30d02bd5f1

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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.