CISA Adds One Known Exploited Vulnerability to Catalog
High · CISA Advisories ·
CISA KEV · Exploited
What happened
CISA added CVE-2025-39682, a Linux kernel improper-check flaw, to its Known Exploited Vulnerabilities catalog based on evidence of active exploitation; affected Linux systems need urgent patching.
What to do now
Inventory Linux servers and appliances, then apply the kernel update from your distribution vendor; verify details with the vendor advisory. If patching is delayed, restrict exposed services and monitor for exploitation.
CVE references
- CVE-2025-39682
Original source
AI-assisted analysis, sources cited. Verify with the vendor advisory before acting.