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.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | 4.9 | 4.9.337 |
| linux / linux_kernel | 4.10 | 4.14.303 |
| linux / linux_kernel | 4.15 | 4.19.270 |
| linux / linux_kernel | 4.20 | 5.4.229 |
| linux / linux_kernel | 5.5 | 5.10.163 |
| linux / linux_kernel | 5.11 | 5.15.86 |
| linux / linux_kernel | 5.16 | 6.0.16 |
| linux / linux_kernel | 6.1 | 6.1.2 |
- https://git.kernel.org/stable/c/09be0e7ac5f9374b6f8de72c89ed67129af71f65
- https://git.kernel.org/stable/c/37d3de40c1ffb6a5e626bf46ff5ef5766c824e2c
- https://git.kernel.org/stable/c/4bc217b25ea81034fad8e33fd33e4659f086421d
- https://git.kernel.org/stable/c/60ff9bd4ffc87bace581e235a6728f5ac8e5071f
- https://git.kernel.org/stable/c/69b43937f14bdc3594f57f1a507a14f3d1187136
- https://git.kernel.org/stable/c/7bef797d707f1744f71156b21d41e3b8c946631f
- https://git.kernel.org/stable/c/a2a93546d414c7fe4862b87183fb737d1300d9d2
- https://git.kernel.org/stable/c/e831fdd60e5863ee03173baf5a0f7c5450b44381
- https://git.kernel.org/stable/c/f3f65c4177846c483bf009f8c512ab04b3c62466
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