#VU104313 Memory leak in Linux kernel - CVE-2022-49583

Vulnerability identifier: #VU104313

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-2022-49583

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 iavf_get_rx_buffer() function in drivers/net/ethernet/intel/iavf/iavf_txrx.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/2918419c06088f6709ceb543feb01752779ade4c
https://git.kernel.org/stable/c/6edb818732fc05fda495f5b3a749bd1cee01398b
https://git.kernel.org/stable/c/a9f49e0060301a9bfebeca76739158d0cf91cdf6
https://git.kernel.org/stable/c/c6af94324911ef0846af1a5ce5e049ca736db34b
https://git.kernel.org/stable/c/d88d59faf4e6f9cc4767664206afdb999b10ec77

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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.