Heap-Spray

Ubuntu Linux Kernel PPPoL2TP Use-After-Free Local Privilege Escalation (CVE-2026-68398) newCVE-2026-68398binaryHIGH 7.8Patched2026-08-16Linux Kernel — SCTPhantom: SCTP ASCONF DEL-IP Use-After-Free Local Privilege Escalation (CVE-2026-64564) newCVE-2026-64564binaryHIGH 7.8Patched2026-08-15Ivanti Connect Secure / Policy Secure / ZTA Gateways Remote Unauthenticated Stack-Based Buffer Overflow (CVE-2025-22457) new KEV RW EPSS 100%CVE-2025-22457networkCRITICAL 9Unpatched2026-08-09