{"id":"DEBIAN-CVE-2025-48517","details":"Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality.","modified":"2026-09-01T20:05:53.124692787Z","published":"2026-02-10T20:16:45.407Z","upstream":["CVE-2025-48517"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2025-48517"}],"affected":[{"package":{"name":"amd64-microcode","ecosystem":"Debian:12","purl":"pkg:deb/debian/amd64-microcode?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","3.20230719.1~deb10u1","3.20230719.1~deb11u1","3.20230719.1~deb12u1","3.20230808.1","3.20230808.1.1","3.20230808.1.1~deb11u1","3.20230808.1.1~deb12u1","3.20230823.1","3.20231019.1","3.20240116.2","3.20240116.2+nmu1","3.20240710.1","3.20240710.2","3.20240710.2~deb11u1","3.20240710.2~deb12u1","3.20240820.1","3.20240820.1~deb11u1","3.20240820.1~deb12u1","3.20250311.1","3.20250311.1~deb11u1","3.20250311.1~deb12u1","3.20251202.1"],"ecosystem_specific":{"urgency":"not 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