CVE-2022-47630 : faille élevée trustedfirmware trusted firmware-a (CVSS 7.4)

Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. This affects downstream use of get_ext and auth_nvctr. Attackers might be able to trigger dangerous read side effects or obtain sensitive information about microarchitectural state.

Sévérité

Élevée (CVSS 7.4)

Vecteur CVSS

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Exploitation active

Non signalée par la CISA

Publication

16 janv. 2023

Dernière mise à jour

17 juin 2026

• trustedfirmware trusted firmware-a

• Fiche CVE-2022-47630 sur le NVD (NIST)
• openwall.com/lists/oss-security/2023/01/16/8
• trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security…
• trustedfirmware.org/news/