CVE-2022-29278: Insyde Kernel

High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days.

Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory. This issue was discovered by Insyde during security review. Fixed in: Kernel 5.1: Version 05.17.23 Kernel 5.2: Version 05.27.23 Kernel 5.3: Version 05.36.23 Kernel 5.4: Version 05.44.23 Kernel 5.5: Version 05.52.23 https://www.insyde.com/security-pledge/SA-2022061

Affected products

• Insyde Kernel: from 5.1, before 5.1.05.17.23 (fixed in 5.1.05.17.23); from 5.2, before 5.2.05.27.23 (fixed in 5.2.05.27.23); from 5.3, before 5.3.05.36.23 (fixed in 5.3.05.36.23); from 5.4, before 5.4.05.44.23 (fixed in 5.4.05.44.23); from 5.5, before 5.5.05.52.23 (fixed in 5.5.05.52.23)

Published 2022-11-15. Last modified 2026-06-17.