#VU104265 Memory leak in Linux kernel - CVE-2022-49386

Vulnerability identifier: #VU104265

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-49386

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 am65_cpsw_init_cpts() and am65_cpsw_nuss_probe() functions in drivers/net/ethernet/ti/am65-cpsw-nuss.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/2e44f21c384503562713b7d3b673c40bed20af3d
https://git.kernel.org/stable/c/5dd89d2fc438457811cbbec07999ce0d80051ff5
https://git.kernel.org/stable/c/78aca10a16f001c9f49f1cc4dadfee8d444bb173
https://git.kernel.org/stable/c/a4b7ef3b159805ba6be061d0cd2403d84b9b0063
https://git.kernel.org/stable/c/f7ba2cc57f404d2d9f26fb85bd3833d35a477829

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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.