CVE-2021-46756
Critical
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.
SeverityCritical
CVSS9.1
Exploit probability—
ProductAmd Epyc 72f3 Firmware
PublishedMay 9, 2023
First seenMay 9, 2023
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| amd epyc_72f3_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7313_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7313p_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7343_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7373x_firmware | milanpi_1.0.0.9 | — |
| amd epyc_73f3_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7413_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7443_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7443p_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7453_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7473x_firmware | milanpi_1.0.0.9 | — |
| amd epyc_74f3_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7513_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7543_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7543p_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7573x_firmware | milanpi_1.0.0.9 | — |
| amd epyc_75f3_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7643_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7663_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7713_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7713p_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7763_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7773x_firmware | milanpi_1.0.0.9 | — |
| amd epyc_7232p_firmware | romepi_1.0.0.e | — |
| amd epyc_7252_firmware | romepi_1.0.0.e | — |
| amd epyc_7262_firmware | romepi_1.0.0.e | — |
| amd epyc_7272_firmware | romepi_1.0.0.e | — |
| amd epyc_7282_firmware | romepi_1.0.0.e | — |
| amd epyc_7302_firmware | romepi_1.0.0.e | — |
| amd epyc_7302p_firmware | romepi_1.0.0.e | — |
| amd epyc_7352_firmware | romepi_1.0.0.e | — |
| amd epyc_7402_firmware | romepi_1.0.0.e | — |
| amd epyc_7402p_firmware | romepi_1.0.0.e | — |
| amd epyc_7452_firmware | romepi_1.0.0.e | — |
| amd epyc_7502_firmware | romepi_1.0.0.e | — |
| amd epyc_7502p_firmware | romepi_1.0.0.e | — |
| amd epyc_7532_firmware | romepi_1.0.0.e | — |
| amd epyc_7542_firmware | romepi_1.0.0.e | — |
| amd epyc_7552_firmware | romepi_1.0.0.e | — |
| amd epyc_7642_firmware | romepi_1.0.0.e | — |
| amd epyc_7662_firmware | romepi_1.0.0.e | — |
| amd epyc_7702_firmware | romepi_1.0.0.e | — |
| amd epyc_7702p_firmware | romepi_1.0.0.e | — |
| amd epyc_7742_firmware | romepi_1.0.0.e | — |
| amd epyc_7f32_firmware | romepi_1.0.0.e | — |
| amd epyc_7f52_firmware | romepi_1.0.0.e | — |
| amd epyc_7f72_firmware | romepi_1.0.0.e | — |
| amd epyc_7h12_firmware | romepi_1.0.0.e | — |
| amd epyc_7251_firmware | naplespi_1.0.0.j | — |
| amd epyc_7261_firmware | naplespi_1.0.0.j | — |
| amd epyc_7281_firmware | naplespi_1.0.0.j | — |
| amd epyc_7301_firmware | naplespi_1.0.0.j | — |
| amd epyc_7351_firmware | naplespi_1.0.0.j | — |
| amd epyc_7351p_firmware | naplespi_1.0.0.j | — |
| amd epyc_7371_firmware | naplespi_1.0.0.j | — |
| amd epyc_7401_firmware | naplespi_1.0.0.j | — |
| amd epyc_7401p_firmware | naplespi_1.0.0.j | — |
| amd epyc_7451_firmware | naplespi_1.0.0.j | — |
| amd epyc_7501_firmware | naplespi_1.0.0.j | — |
| amd epyc_7551_firmware | naplespi_1.0.0.j | — |
| amd epyc_7551p_firmware | naplespi_1.0.0.j | — |
| amd epyc_7571_firmware | naplespi_1.0.0.j | — |
| amd epyc_7601_firmware | naplespi_1.0.0.j | — |
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