Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Fri, 02 Oct 2026 11:47:30 +0000 CVE-2026-46174 — x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache https://vulnerability.circl.lu/vuln/cve-2026-46174 <p><strong>Affected:</strong> Linux, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2&#39;s op cache</p> <p>Make sure resources are not improperly shared in the op cache and cause instruction corruption this way.</p> <p><strong>Affected:</strong> Linux, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2&#39;s op cache</p> <p>Make sure resources are not improperly shared in the op cache and cause instruction corruption this way.</p> https://vulnerability.circl.lu/vuln/cve-2026-46174