https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T18:03:29.891064+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2023-20593 CVE-2023-20593 2026-09-29T18:03:32.544017+00:00

Affected: AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4, AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4, AMD 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT, AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3, AMD Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Lucienne”, AMD Ryzen™ 4000 Series Mobile processors with Radeon™ Graphics “Renoir”, AMD Ryzen™ 7020 Series processors “Mendocino” FT6, AMD 2nd Gen AMD EPYC™ Processors

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.

 https://vulnerability.circl.lu/vuln/usn-6244-1 USN-6244-1 — amd64-microcode vulnerability 2026-09-29T18:03:32.544181+00:00

Affected: Ubuntu:Pro:16.04:LTS: amd64-microcode, Ubuntu:Pro:18.04:LTS: amd64-microcode, Ubuntu:20.04:LTS: amd64-microcode, Ubuntu:22.04:LTS: amd64-microcode

Tavis Ormandy discovered that some AMD processors did not properly handle speculative execution of certain vector register instructions. A local attacker could use this to expose sensitive information.