CVE-2022-50538
vme: Fix error not catched in fake_init()
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.
Produtos afetados
Linux · LinuxQuer saber se a sua infraestrutura está exposta a isto?
Falar com a TrueHacking →Referências
https://git.kernel.org/stable/c/09be0e7ac5f9374b6f8de72c89ed67129af71f65https://git.kernel.org/stable/c/37d3de40c1ffb6a5e626bf46ff5ef5766c824e2chttps://git.kernel.org/stable/c/4bc217b25ea81034fad8e33fd33e4659f086421dhttps://git.kernel.org/stable/c/60ff9bd4ffc87bace581e235a6728f5ac8e5071fhttps://git.kernel.org/stable/c/69b43937f14bdc3594f57f1a507a14f3d1187136https://git.kernel.org/stable/c/7bef797d707f1744f71156b21d41e3b8c946631fhttps://git.kernel.org/stable/c/a2a93546d414c7fe4862b87183fb737d1300d9d2https://git.kernel.org/stable/c/e831fdd60e5863ee03173baf5a0f7c5450b44381https://git.kernel.org/stable/c/f3f65c4177846c483bf009f8c512ab04b3c62466