# CVE-2022-48879: linux: In the Linux kernel, the following vulnerability has been resolved:  efi: fix NULL-deref in init error path  In cases...

CVE-2022-48879 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-48879, released August 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-48879
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 21, 2024

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.7-1 | [DEBIAN-CVE-2022-48879](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48879.md) | Aug 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.1.7-1 | [DEBIAN-CVE-2022-48879](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48879.md) | Aug 21, 2024 |
| Linux | linux Debian 14 | 6.1.7-1 | [DEBIAN-CVE-2022-48879](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48879.md) | Aug 21, 2024 |

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