{"id":"CLEANSTART-2024-BS91849","summary":"side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction","details":"Security vulnerability affects the xen package. A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction.","modified":"2026-10-31T15:45:13.413289890Z","published":"2026-10-31T14:25:48.775595Z","upstream":["CVE-2023-20569"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-BS91849.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2023-20569"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20569"}],"affected":[{"package":{"name":"xen","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/xen?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.2-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BS91849.json"}},{"package":{"name":"xen","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/xen?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.2-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BS91849.json"}},{"package":{"name":"xen","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/xen?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.2-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-BS91849.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}