The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has warned that attackers are actively exploiting three Linux kernel vulnerabilities, creating an urgent patching and investigation deadline. CISA added CVE-2025-39682, CVE-2026-53266, and CVE-2025-39964 to its Known Exploited Vulnerabilities catalog on September 18, 2026, with remediation required by September 21 under Binding Operational Directive 26-04. The KEV […]
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