# CVE-2022-50538: linux: In the Linux kernel, the following vulnerability has been resolved:  vme: Fix error not catched in fake_init()  In fa...

CVE-2022-50538 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50538, released October 7, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-50538
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0016
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 7, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  vme: Fix error not catched in fake_init()  In fake_init(), __root_device_register() is possible to fail but it's ignored, which can cause unregistering vme_root fail when exit.   general protection fault,  probably for non-canonical address 0xdffffc000000008c  KASAN: null-ptr-deref in range [0x0000000000000460-0x0000000000000467]  RIP: 0010:root_device_unregister+0x26/0x60  Call Trace:   <TASK>   __x64_sys_delete_module+0x34f/0x540   do_syscall_64+0x38/0x90   entry_SYSCALL_64_after_hwframe+0x63/0xcd  Return error when __root_device_register() fails.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.4-1 | [DEBIAN-CVE-2022-50538](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50538.md) | Oct 7, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.1.4-1 | [DEBIAN-CVE-2022-50538](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50538.md) | Oct 7, 2025 |
| Linux | linux Debian 14 | 6.1.4-1 | [DEBIAN-CVE-2022-50538](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50538.md) | Oct 7, 2025 |

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