CVE-2025-40040: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise syzkaller discovered the following crash: kernel BUG 44.607039 ------------ cut here ------------ 44.607422 kernel BUG at mm/userfaultfd.c:2067! 44.608148 Oops: invalid opcode: 000...