Medium severity6.7NVD Advisory· Published Feb 3, 2022· Updated Aug 11, 2026
CVE-2021-42059
CVE-2021-42059
Description
An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
17- cpe:2.3:o:siemens:simatic_field_pg_m5_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc127e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc227g_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc277g_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc327g_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc377g_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc427e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc477e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc627e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc647e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc677e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_ipc847e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_itp1000_firmware:*:*:*:*:*:*:*:*
- Insyde/InsydeH2O Kerneldescription
Patches
Vulnerability mechanics
References
6- cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfnvdThird Party Advisory
- security.netapp.com/advisory/ntap-20220216-0008/nvdThird Party Advisory
- www.insyde.com/security-pledgenvdVendor Advisory
- www.insyde.com/security-pledge/SA-2022006nvdVendor Advisory
- cert-portal.siemens.com/productcert/html/ssa-306654.htmlnvd
- www.kb.cert.org/vuls/id/796611nvd
News mentions
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