CVE-2022-48879 - CVE House
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Status published Medium CVE-2022-48879

efi: fix NULL-deref in init error path

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: efi: fix NULL-deref in init error path In cases where runtime services are not supported or have been disabled, the runtime services workqueue will never have been allocated. Do not try to destroy the workqueue unconditionally in the unlikely event that EFI initialisation fails to avoid dereferencing a NULL pointer.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
2ff3c97b47521d6700cc6485c7935908dcd2c27c, 5167f194da6947e19a3e970485ee3ccb44f7958d, 98086df8b70c06234a8f4290c46064e44dafa0ed, f591a42b8f9a9d20e01d0462f4f55d2176ac52ec, e6584124b9823151ef586d10dedf565ade50cea6, 4.19.142, 5.4.61, 5.7.18, 5.8.4, 5.9, 0, 4.19.270, 5.4.229, 5.10.164, 5.15.89, 6.1.7, 6.2

Timeline

Official Publish: August 21st, 2024
Last Modified: May 23rd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.