CVE-2021-46756 | BDVDB-2026-201813 Detail
AMDRyzen™ 2000 series Desktop Processors “Raven Ridge” AM4
Description#
Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious Uapp or ABL to send malformed or invalid syscall to the bootloader resulting in a potential denial of service and loss of integrity.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
No weakness recorded in the source data.
References#
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.