{"vulnerability": "cve-2026-89460", "sightings": [{"uuid": "e92e547e-921e-453b-a5ce-a1bcaee7023e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-89460", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117293620236291826", "content": "CVE-2026-89460: Linux kernel s390 cpum_cf crash on CPU hotplug, DoS risk. CVSS N/A, patch status unknown. Audit and update now. https://www.valtersit.com/cve/CVE-2026-89460/ #CVE #Linux #infosec", "creation_timestamp": "2026-09-18T19:10:12.426155Z"}]}