CVEvulnerability

CVE-2022-34325

7.8 HIGH Published 2022-11-14 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-11-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-367

Description

DMA transactions which are targeted at input buffers used for the StorageSecurityCommandDxe software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the StorageSecurityCommandDxe driver could cause SMRAM corruption. This issue was discovered by Insyde engineering based on the general description provided by

Affected configurations

• insyde insydeh2o (>= 5.3 < 05.36.23) • insyde insydeh2o (>= 5.2 < 05.27.23) • insyde insydeh2o (>= 5.4 < 05.44.23) • insyde insydeh2o (>= 5.5 < 05.52.23)

Related

Weakness · CWE (1)

  • CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition weakness

References