High severity · published Nov 21, 2025
CVE-2025-62626
Improper handling of insufficient entropy in the AMD CPUs could allow a local attacker to influence the values returned by the RDSEED instruction, potentially resulting in the…
7.2
CVSS
0.2%
EPSS
No
On KEV
Description
Improper handling of insufficient entropy in the AMD CPUs could allow a local attacker to influence the values returned by the RDSEED instruction, potentially resulting in the consumption of insufficiently random values.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AE
AMD EPYC™ 9005 Series Processors · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 9000HX Series Processors · AMD
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62626
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62626
www.amd.com
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7055.html
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