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The vulnerability of the cross-platform Xen kernel supervisor in Linux operating systems, related to the swapping of the zero pointer, allows a malicious actor to trigger a service failure.
🗓️ 08 Oct 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 78 |
|---|---|---|---|---|
 | CVE-2025-27466 | 9 Sep 202510:02 | – | circl |
 | Xen 安全漏洞 | 11 Sep 202500:00 | – | cnnvd |
 | Security Bulletins for XenServer | 21 Aug 202406:47 | – | citrix |
| XenServer Security Update for CVE-2025-27466, CVE-2025-58142, CVE-2025-58143 and CVE-2025-58146 | 9 Sep 202506:30 | – | citrix |
 | CVE-2025-27466 | 11 Sep 202514:05 | – | cve |
| CVE-2025-58142 | 11 Sep 202514:05 | – | cve |
| CVE-2025-58143 | 11 Sep 202514:05 | – | cve |
 | CVE-2025-27466 Mutiple vulnerabilities in the Viridian interface | 11 Sep 202514:05 | – | cvelist |
 | [SECURITY] [DSA 6068-1] xen security update | 2 Dec 202521:58 | – | debian |
 | CVE-2025-27466 | 11 Sep 202514:05 | – | debiancve |
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04 Mar 2026 00:00Current
CVSS 39.8
CVSS 210
EPSS0.00435