CVEvulnerability

CVE-2022-32267

6.4 MEDIUM Published 2022-11-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-11-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.4 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
6.4 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-367

Description

DMA transactions which are targeted at input buffers used for the SmmResourceCheckDxe software SMI handler cause SMRAM corruption (a TOCTOU attack) DMA transactions which are targeted at input buffers used for the software SMI handler used by the SmmResourceCheckDxe driver could cause SMRAM corruption through a TOCTOU attack... This issue was discovered by Insyde engineering. Fixed in kernel Kernel 5.2: 05.27.23. Kernel 5.3: 05.36.23. Kernel 5.4: 05.44.23. Kernel 5.5: 05.52.23 https://www.insyde.com/security-pledge/SA-2022046

Affected configurations

• insyde kernel (>= 5.2 < 5.2.05.27.23) • insyde kernel (>= 5.3 < 5.3.05.36.23) • insyde kernel (>= 5.4 < 5.4.05.44.23) • insyde kernel (>= 5.5 < 5.5.05.52.23)

Related

Weakness · CWE (1)

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

References