{"id":"DEBIAN-CVE-2023-20592","details":"Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.","modified":"2026-09-15T09:02:37.158844478Z","published":"2023-11-14T19:15:16.030Z","upstream":["CVE-2023-20592"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-20592"}],"affected":[{"package":{"name":"amd64-microcode","ecosystem":"Debian:12","purl":"pkg:deb/debian/amd64-microcode?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20230719.1~deb12u1"}]}],"versions":["0.20120117-1","1.20120117-1","1.20120117-2","1.20120117-2~bpo60+1","1.20120910-1","1.20120910-1~bpo60+1","1.20120910-2","1.20120910-2~bpo60+1","1.20120910-3","1.20141028.1","1.20160316.1","2.20120910-1","2.20120910-1~bpo70+1","2.20131007.1","2.20131007.1+really20130710.1","2.20141028.1","2.20141028.1~bpo70+1","2.20160316.1","2.20160316.1~bpo70+1","2.20160316.1~deb8u1","3.20160316.1","3.20160316.2","3.20160316.3","3.20171205.1","3.20171205.2","3.20180515.1","3.20180524.1","3.20180524.1~bpo9+1","3.20181128.1","3.20181128.1~bpo9+1","3.20181128.1~deb8u1","3.20181128.1~deb9u1","3.20181128.1~deb9u2","3.20191021.1","3.20191218.1","3.20220411.1","3.20220411.2","3.20230414.1","3.20230719.1~deb10u1","3.20230719.1~deb11u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-20592.json"}},{"package":{"name":"amd64-microcode","ecosystem":"Debian:13","purl":"pkg:deb/debian/amd64-microcode?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20230719.1"}]}],"versions":["0.20120117-1","1.20120117-1","1.20120117-2","1.20120117-2~bpo60+1","1.20120910-1","1.20120910-1~bpo60+1","1.20120910-2","1.20120910-2~bpo60+1","1.20120910-3","1.20141028.1","1.20160316.1","2.20120910-1","2.20120910-1~bpo70+1","2.20131007.1","2.20131007.1+really20130710.1","2.20141028.1","2.20141028.1~bpo70+1","2.20160316.1","2.20160316.1~bpo70+1","2.20160316.1~deb8u1","3.20160316.1","3.20160316.2","3.20160316.3","3.20171205.1","3.20171205.2","3.20180515.1","3.20180524.1","3.20180524.1~bpo9+1","3.20181128.1","3.20181128.1~bpo9+1","3.20181128.1~deb8u1","3.20181128.1~deb9u1","3.20181128.1~deb9u2","3.20191021.1","3.20191218.1","3.20220411.1","3.20220411.2","3.20230414.1","3.20230719.1~deb10u1","3.20230719.1~deb11u1","3.20230719.1~deb12u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-20592.json"}},{"package":{"name":"amd64-microcode","ecosystem":"Debian:14","purl":"pkg:deb/debian/amd64-microcode?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20230719.1"}]}],"versions":["0.20120117-1","1.20120117-1","1.20120117-2","1.20120117-2~bpo60+1","1.20120910-1","1.20120910-1~bpo60+1","1.20120910-2","1.20120910-2~bpo60+1","1.20120910-3","1.20141028.1","1.20160316.1","2.20120910-1","2.20120910-1~bpo70+1","2.20131007.1","2.20131007.1+really20130710.1","2.20141028.1","2.20141028.1~bpo70+1","2.20160316.1","2.20160316.1~bpo70+1","2.20160316.1~deb8u1","3.20160316.1","3.20160316.2","3.20160316.3","3.20171205.1","3.20171205.2","3.20180515.1","3.20180524.1","3.20180524.1~bpo9+1","3.20181128.1","3.20181128.1~bpo9+1","3.20181128.1~deb8u1","3.20181128.1~deb9u1","3.20181128.1~deb9u2","3.20191021.1","3.20191218.1","3.20220411.1","3.20220411.2","3.20230414.1","3.20230719.1~deb10u1","3.20230719.1~deb11u1","3.20230719.1~deb12u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-20592.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}]}