CVE-2026-23557 - Vulnerability Details

Frequency

occurrences

First Seen

April 28, 2026

Last Seen

April 29, 2026

CVE-2026-23557 is a vulnerability tracked across 1 threat cluster and 2 intelligence report mentions on ThreatCluster. First observed April 28, 2026; most recent activity April 29, 2026.

Related Threat Clusters

Critical Vulnerabilities in openSUSE Xen Affecting Multiple Versions
Recent updates for openSUSE have addressed multiple vulnerabilities in Xen, specifically CVE-2025-54505, CVE-2026-23557, and CVE-2026-23558. CVE-2025-54505 involves floating point divider state sampling on AMD CPUs,…

2 articles · Updated April 29, 2026

Recent Intelligence Reports

openSUSE 15.5 Xen DoS Grant Table Fix Advisory 2026-1657 — Linuxsecurity · April 29, 2026
openSUSE Leap 15.3 SUSE-SU-2026-1645 — Linuxsecurity · April 28, 2026

Related Entities

DDoS OpenSUSE CVE-2025-54505 CVE-2026-23558 Cwe-362 - Race Condition OpenSUSE Leap 15.3 SUSE Linux Enterprise Micro SUSE Linux Enterprise Micro For Rancher 5.2 Xen

CVE-2026-23557 - Vulnerability Details

Entity Not Found

Related Threat Clusters

Recent Intelligence Reports

Related Entities

CVSS v3.1 Breakdown