CVE-2025-40012 net/smc: fix warning in smc_rx_splice() when calling get_page()

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix warning in smcrxsplice when calling getpage smcloregisterdmb allocates DMB buffers with kzalloc, which are later passed to getpage in smcrxsplice. Since kmalloc memory is not page-backed, this triggers WARNONONCE in...

CVE-2025-40012

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix warning in smcrxsplice when calling getpage smcloregisterdmb allocates DMB buffers with kzalloc, which are later passed to getpage in smcrxsplice. Since kmalloc memory is not page-backed, this triggers WARNONONCE in...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from memory allocated using kzalloc in the smcrxsplice function being passed to the getpage function, which could...