CVE-2021-46774 describes an insufficient DRAM address validation vulnerability within the System Management Unit (SMU) of AMD products. This flaw allows an unauthenticated attacker to remotely read from or write to invalid DRAM addresses. The vulnerability carries a CVSS score of 7.5 (HIGH), indicating a low attack complexity and the potential for a denial-of-service impact. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< naplespi_1.0.0.kCPE matchmatch criteria | cpe:2.3:o:amd:epyc_7001_firmware:*:*:*:*:*:*:*:* | ||
< naplespi_1.0.0.kCPE matchmatch criteria | cpe:2.3:o:amd:epyc_7251_firmware:*:*:*:*:*:*:*:* | ||
< naplespi_1.0.0.kCPE matchmatch criteria | cpe:2.3:o:amd:epyc_7261_firmware:*:*:*:*:*:*:*:* | ||
< naplespi_1.0.0.kCPE matchmatch criteria | cpe:2.3:o:amd:epyc_7281_firmware:*:*:*:*:*:*:*:* | ||
< naplespi_1.0.0.kCPE matchmatch criteria | cpe:2.3:o:amd:epyc_7301_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.