Insyde's Security Pledge

ChipsetSvcSmm: insufficient Input Validation In BIOS Guard Updates.

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

CVE-2023-22614

An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.

Intel Mobile platforms:

RPL: Version 05.44.45.0028
ADL-N: Version 05.44.45.0015
ADL: Version 05.44.34.0054
RKL: Version 05.42.52.0026
TGL: Version 05.43.12.0056
JSL: Version 05.43.01.0026

Intel Server/Embedded platforms:

Greenlow-R Server : Trunk
Greenlow-R Workstation / Kaby Lake RVP : Trunk
Mehlow/Mehlow-R(CFL-S) : Trunk
Tatlow (RKS) : Trunk
WhiskeyLake : Trunk
CometLake-S : Trunk
TigerLake UP3/H : Trunk
AlderLake : Version 05.44.23.0047
Alder Lake N : Trunk

AMD platforms: Unaffected

Insyde Software would like to thank Jeremy Boone (@uffeux) of the NCC Group for reporting the vulnerability and engaging in this coordinated disclosure.