SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26390

A malicious or compromised UApp or ABL may coerce the bootloader into corrupting arbitrary memory potentially leading to loss of integrity of data.

MEDIUM 6.2EPSS 0.24%

Does this matter?

Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.

Description

A malicious or compromised UApp or ABL may coerce the bootloader into corrupting arbitrary memory potentially leading to loss of integrity of data.

CVSS 3.1
6.2 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.24% probability · 15th percentile
CISA KEV
Not listed
Affected
amd/ryzen 5 2600 firmware · amd/ryzen 5 2600x firmware · amd/ryzen 5 2700x firmware · amd/ryzen 5 2700 firmware · amd/ryzen 5 3600 firmware · amd/ryzen 5 3600x firmware · amd/ryzen 7 3700x firmware · amd/ryzen 7 3800x firmware · amd/ryzen 9 3900x firmware · amd/ryzen 9 3950x firmware · amd/ryzen 9 5950x firmware · amd/ryzen 9 5900x firmware · amd/ryzen 7 5800x firmware · amd/ryzen 7 5700g firmware · amd/ryzen 7 5700ge firmware · amd/ryzen 5 5600g firmware · amd/ryzen 5 5600x firmware · amd/ryzen 5 5600ge firmware · amd/ryzen 3 5300g firmware · amd/ryzen 3 5300ge firmware · +17 more
Source
psirt@amd.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.