Improper error handling in Linux kernel include hyp



| Updated: 2025-05-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-48727
CWE-ID CWE-388
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper error handling

EUVDB-ID: #VU92939

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-2022-48727

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

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 arch/arm64/kvm/hyp/include/hyp/switch.h. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.15 - 5.17 rc12

CPE2.3 External links

https://git.kernel.org/stable/c/e1e852746997500f1873f60b954da5f02cc2dba3
https://git.kernel.org/stable/c/57e2986c3b25092691a6e3d6ee9168caf8978932
https://git.kernel.org/stable/c/1c71dbc8a179d99dd9bb7e7fc1888db613cf85de
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.22
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.8
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17


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.



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