iov_iter: fix copy_page_from_iter_atomic() if KMAP_LOCAL_FORCE_MAP

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SUSE CVE-2024-40915

In the Linux kernel, the following vulnerability has been resolved: riscv: rewrite kernelmappages to fix sleeping in invalid context kernelmappages is a debug function which clears the valid bit in page table entry for deallocated pages to detect illegal memory accesses to freed pages. This...

UBUNTU-CVE-2024-40915

In the Linux kernel, the following vulnerability has been resolved: riscv: rewrite kernelmappages to fix sleeping in invalid context kernelmappages is a debug function which clears the valid bit in page table entry for deallocated pages to detect illegal memory accesses to freed pages. This...

Linux kernel security vulnerabilities

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 the kernelmappages function of the riscv architecture sleeping in an invalid environment...