{"id":"USN-7860-1","summary":"linux, linux-aws, linux-aws-6.14, linux-gcp, linux-gcp-6.14, linux-oem-6.14, linux-oracle, linux-oracle-6.14, linux-raspi, linux-realtime vulnerability","details":"Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered\nthat the Linux kernel contained insufficient branch predictor isolation\nbetween a guest and a userspace hypervisor for certain processors. This\nflaw is known as VMSCAPE. An attacker in a guest VM could possibly use this\nto expose sensitive information from the host OS.\n","modified":"2026-04-27T17:48:54.242974Z","published":"2025-11-06T09:02:26Z","related":["UBUNTU-CVE-2025-40300"],"upstream":["CVE-2025-40300","UBUNTU-CVE-2025-40300"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7860-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-40300"}],"affected":[{"package":{"name":"linux-aws-6.14","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-6.14@6.14.0-1016.16~24.04.1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.14.0-1016.16~24.04.1"}]}],"versions":["6.14.0-1007.7~24.04.1","6.14.0-1009.9~24.04.1","6.14.0-1010.10~24.04.1","6.14.0-1011.11~24.04.1","6.14.0-1012.12~24.04.1","6.14.0-1013.13~24.04.1","6.14.0-1014.14~24.04.1","6.14.0-1015.15~24.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-aws-6.14-cloud-tools-6.14.0-1016","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-aws-6.14-headers-6.14.0-1016","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-aws-6.14-tools-6.14.0-1016","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-buildinfo-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-buildinfo-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-cloud-tools-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-cloud-tools-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-headers-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-headers-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-image-unsigned-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-image-unsigned-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-modules-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-modules-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-modules-extra-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-modules-extra-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-tools-6.14.0-1016-aws","binary_version":"6.14.0-1016.16~24.04.1"},{"binary_name":"linux-tools-6.14.0-1016-aws-64k","binary_version":"6.14.0-1016.16~24.04.1"}],"availability":"No 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