DMA 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
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-11-14T00:00:00

Updated: 2024-08-03T08:09:22.693Z

Reserved: 2022-06-17T00:00:00

Link: CVE-2022-33905

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-11-15T00:15:11.770

Modified: 2022-11-18T15:49:40.830

Link: CVE-2022-33905

cve-icon Redhat

No data.