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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-2021-47385CVE-2022-49026CVE-2022-49390CVE-2023-52574CVE-2023-52650CVE-2024-41006CVE-2024-49935CVE-2024-49963CVE-2024-50006CVE-2024-50067CVE-2024-50095CVE-2024-50179CVE-2024-50299CVE-2024-53090CVE-2024-53112CVE-2024-53124CVE-2024-53150CVE-2024-53217CVE-2024-56767CVE-2024-58083CVE-2025-21715CVE-2025-21722CVE-2025-21761CVE-2025-21791CVE-2025-21811CVE-2025-21855CVE-2025-37838CVE-2025-37958CVE-2025-38352CVE-2025-38666CVE-2025-39964CVE-2025-40018 CVSS 7.8 2025-12-16 00:21 UTC · 2025-12-15 21:21 -03

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-2025-21729CVE-2025-37838CVE-2025-37958CVE-2025-38118CVE-2025-38227CVE-2025-38352CVE-2025-38616CVE-2025-38666CVE-2025-38678CVE-2025-39964CVE-2025-39993CVE-2025-40018 CVSS 7.8 2025-12-15 23:35 UTC · 2025-12-15 20:35 -03

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - Compute Acceleration Framework; …

Ubuntu CVE-2025-39946CVE-2025-39964CVE-2025-39993CVE-2025-40018CVE-2025-40172CVE-2025-40177 CVSS 5.5 2025-12-15 23:32 UTC · 2025-12-15 20:32 -03

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Tracing infrastructure; - Netfilter; (CVE-2025-40018,…

Ubuntu CVE-2025-40018CVE-2025-40232 2025-12-15 23:05 UTC · 2025-12-15 20:05 -03