Vulnerability · Published Jul 14, 2022 · Assigned by AMD
CVE-2021-26382
Medium 4.4
In plain English
A medium-severity security flaw in Athlon™ Series from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS NVD)4.4Medium
Exploit odds (30 days)0.2%top 91.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An attacker with root account privileges can load any legitimately signed firmware image into the Audio Co-Processor (ACP,) irrespective of the respective signing key being declared as usable for authenticating an ACP firmware image, potentially resulting in a denial of service.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | Ryzen™ Series | various |
| AMD | Athlon™ Series | various |