What is CVE-2021-26372?

CVE-2021-26372 is a medium-severity vulnerability in Amd Athlon™ Series, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2022-05-11.

How severe is CVE-2021-26372?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Amd Athlon™ Series

CVE-2021-26372

Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (11.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

psirt@amd.com (x_refsource_MISC, Vendor Advisory)
psirt@amd.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26372?: CVE-2021-26372 is a medium-severity vulnerability in Amd Athlon™ Series, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2022-05-11.
How severe is CVE-2021-26372?: Medium severity. CVSS v3 base score is 5.5 out of 10.