CVE-2023-20584
8 documents7 sources
Severity
6.0MEDIUM
EPSS
0.0%
top 96.59%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 13
Latest updateJun 9
Description
IOMMU improperly handles certain special address
ranges with invalid device table entries (DTEs), which may allow an attacker
with privileges and a compromised Hypervisor to
induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a
loss of guest integrity.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:NExploitability: 0.8 | Impact: 4.0
Affected Packages67 packages
🔴Vulnerability Details
4CVEList▶
CVE-2023-20584: IOMMU improperly handles certain special address
ranges with invalid device table entries (DTEs), which may allow an attacker
with privileges and a co↗2024-08-13
GHSA▶
GHSA-7cfh-j5pv-fw3c: IOMMU improperly handles certain special address
ranges with invalid device table entries (DTEs), which may allow an attacker
with privileges and a co↗2024-08-13
OSV▶
CVE-2023-20584: IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privileges and a co↗2024-08-13