SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26354

Insufficient bounds checking in ASP may allow an attacker to issue a system call from a compromised ABL which may cause arbitrary memory values to be initialized to zero, potentially leading to a loss of integrity.

MEDIUM 5.5EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

Description

Insufficient bounds checking in ASP may allow an attacker to issue a system call from a compromised ABL which may cause arbitrary memory values to be initialized to zero, potentially leading to a loss of integrity.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS
0.18% probability · 7th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
amd/epyc 7773x firmware · amd/epyc 7763 firmware · amd/epyc 7713p firmware · amd/epyc 7713 firmware · amd/epyc 7663 firmware · amd/epyc 7643 firmware · amd/epyc 75f3 firmware · amd/epyc 7573x firmware · amd/epyc 7543p firmware · amd/epyc 7543 firmware · amd/epyc 7513 firmware · amd/epyc 74f3 firmware · amd/epyc 7473x firmware · amd/epyc 7453 firmware · amd/epyc 7443p firmware · amd/epyc 7443 firmware · amd/epyc 7413 firmware · amd/epyc 73f3 firmware · amd/epyc 7373x firmware · amd/epyc 7343 firmware · +40 more
Source
psirt@amd.com

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