PT-2022-9735 · Unknown · Amd System Management Unit

Shawn Hoffman · Published 2022-05-10 · Updated 2022-05-25 · CVE-2021-26352

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions System Management Unit (SMU) (affected versions not specified)

Description The issue is related to insufficient bound checks in the SMU PCIe Hot Plug table, which may lead to access or updates from or to invalid address space. This could result in a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2021-26352

Affected Products

Amd System Management Unit

References · 2

• https://amd.com/en/corporate/product-security/bulletin/amd-sb-1027 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26352 · Security Note