Vulnerability Monitor

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CVE-2022-33909

DMA transactions which are targeted at input buffers used for the HddPassword 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 HddPassword driver could cause SMRAM corruption through a TOCTOU attack..This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. 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-2022051

Published

2022-11-15T00:15:12.017

Last Modified

2025-04-30T19:15:50.223

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.0 (HIGH)

Weaknesses
  • Type: Primary
    CWE-367
  • Type: Secondary
    CWE-367
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application insyde kernel < 5.2.05.27.23 Yes
Application insyde kernel < 5.3.05.36.23 Yes
Application insyde kernel < 5.4.05.44.23 Yes
Application insyde kernel < 5.5.05.52.23 Yes
References