MA transactions which are targeted at input buffers used for the AhciBusDxe software SMI handler could cause SMRAM corruption (a TOCTOU attack). DMA transactions which are targeted at input buffers used for the software SMI handler used by the AhciBusDxe 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 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-2022047
| Link | Resource |
|---|---|
| https://www.insyde.com/security-pledge | Vendor Advisory |
| https://www.insyde.com/security-pledge/SA-2022047 | Vendor Advisory |
| https://www.insyde.com/security-pledge | Vendor Advisory |
| https://www.insyde.com/security-pledge/SA-2022047 | Vendor Advisory |
Configuration 1 (hide)
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21 Nov 2024, 07:08
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://www.insyde.com/security-pledge - Vendor Advisory | |
| References | () https://www.insyde.com/security-pledge/SA-2022047 - Vendor Advisory |
Published : 2022-11-15 00:15
Updated : 2025-04-30 19:15
NVD link : CVE-2022-33905
Mitre link : CVE-2022-33905
CVE.ORG link : CVE-2022-33905
JSON object : View
Time-of-check Time-of-use (TOCTOU) Race Condition