CVE-2022-50538

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/09be0e7ac5f9374b6f8de72c89ed67129af71f65	Patch
https://git.kernel.org/stable/c/37d3de40c1ffb6a5e626bf46ff5ef5766c824e2c	Patch
https://git.kernel.org/stable/c/4bc217b25ea81034fad8e33fd33e4659f086421d	Patch
https://git.kernel.org/stable/c/60ff9bd4ffc87bace581e235a6728f5ac8e5071f	Patch
https://git.kernel.org/stable/c/69b43937f14bdc3594f57f1a507a14f3d1187136	Patch
https://git.kernel.org/stable/c/7bef797d707f1744f71156b21d41e3b8c946631f	Patch
https://git.kernel.org/stable/c/a2a93546d414c7fe4862b87183fb737d1300d9d2	Patch
https://git.kernel.org/stable/c/e831fdd60e5863ee03173baf5a0f7c5450b44381	Patch
https://git.kernel.org/stable/c/f3f65c4177846c483bf009f8c512ab04b3c62466	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2025-10-07 16:15

Updated : 2026-06-17 05:23

NVD link : CVE-2022-50538

Mitre link : CVE-2022-50538

CVE.ORG link : CVE-2022-50538

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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