CVE-2026-43088 is a Linux kernel information-disclosure flaw published on May 6, 2026, in which PF_KEY export messages can expose four uninitialized padding bytes from IPv6 sockaddr data in specific IPsec-related paths, according to the kernel.org CVE record mirrored by Microsoft’s Security...
Microsoft’s tracking entry for CVE-2026-21237 lists a new Windows Subsystem for Linux (WSL) elevation-of-privilege issue that every Windows administrator and security team should treat as a priority for triage—even if the public technical detail set is intentionally sparse at the moment...