CISA Flags Three Linux Kernel Vulnerabilities Exploited in the Wild

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 […]

CISA Flags Three Linux Kernel Vulnerabilities Exploited in the Wild | #hacking | #cybersecurity | #infosec | #comptia | #pentest | #ransomware - National Cyber Security Consulting

Ravie LakshmananSep 19, 2026Vulnerability / Linux The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added three security flaws impacting the Linux kernel to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerabilities are listed below - CVE-2025-39682 (CVSS score: 9.8) - An improper check for unusual or exceptional conditions […] Thank you for subscribing to our RSS fee…

CISA Flags Three Linux Kernel Vulnerabilities Exploited in the Wild

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added three security flaws impacting the Linux kernel to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerabilities are listed below CVE-2025-39682 (CVSS score: 9.8) - An improper check for unusual or exceptional conditions vulnerability in the TLS receive path

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