#VU104756 Improper error handling in Linux kernel - CVE-2022-49193

Vulnerability identifier: #VU104756

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-2022-49193

CWE-ID: CWE-388

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 improper error handling within the ice_service_task() and ice_misc_intr() functions in drivers/net/ethernet/intel/ice/ice_main.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/24d7ac8426306ae7ccea7f7dd612a7368fe7201d
https://git.kernel.org/stable/c/32d53c0aa3a7b727243473949bad2a830b908edc
https://git.kernel.org/stable/c/59e88a50afad7469c55804e46bf2924b9130281f
https://git.kernel.org/stable/c/9b77c8cf69a41d1e3851370aeaa04a9ea83b865c

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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.