CVE-2023-31364 — Improper Restriction of Operations within the Bounds of a Memory Buffer in AMD Athlon 3000 Series Mobile Processors With Radeon Graphics
Severity
8.3HIGHNVD
EPSS
0.1%
top 83.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 26
Description
Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a host with writes, potentially causing a fatal machine check error resulting in denial of service.
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Affected Packages23 packages
🔴Vulnerability Details
2CVEList▶
CVE-2023-31364: Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a hos↗2026-02-26
GHSA▶
GHSA-xxv2-rmf4-wfx2: Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a hos↗2026-02-26