CVE-2026-31648

Summary of CVE-2026-31648 (Linux kernel) • Affects the kernel vulnerability in filemap handling: nr_pages overflow in filemap_map_pages() can cause set_pte_range() to map beyond the size of a large folio, potentially corrupting page metadata. • Root cause (as documented): race condition between f...

CVE-2025-71144

The CVE-2025-71144 issue is in the Linux kernel’s MPTCP code path, where after a commit, if the MPC subflow is already TCP_CLOSE or falls back to TCP, mptcp_do_fastclose() may skip setting the send_fastclose flag, causing __mptcp_close_ssk() to stop resetting the subflow context. Consequently, a ...