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Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VM…

Ubuntu CVE-2025-40300CVE-2024-53150 CVSS 7.1 2025-10-30 14:21 UTC · 2025-10-30 11:21 -03

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores. A local attacker could possibly use this issue to ex…

Ubuntu 2025-10-29 19:51 UTC · 2025-10-29 16:51 -03