CVE detail
CVE-2021-45971
An issue was discovered in SdHostDriver in Insyde InsydeH2O with kernel 5.1 before 05.16.25, 5.2 before 05.26.25, 5.3 before 05.35.25, 5.4 before 05.43.25, and 5.5 before 05.51.25. A vulnerability exists in the SMM (System Management Mode) branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointer (CommBufferData).
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 17.9 · diversity 13.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
5 source links · newest first
- https://cert-portal.siemens.com/productcert/html/ssa-306654.htmlcert-portal.siemens.com
No excerpt available.
Vendor Advisorycert-portal.siemens.comJan 6, 2022, 12:15 AM - https://www.kb.cert.org/vuls/id/796611www.kb.cert.org
No excerpt available.
Exploitwww.kb.cert.orgJan 6, 2022, 12:15 AM - https://www.insyde.com/security-pledgewww.insyde.com
No excerpt available.
Vendor Advisorywww.insyde.comJan 6, 2022, 12:15 AM - https://security.netapp.com/advisory/ntap-20220216-0004/security.netapp.com
No excerpt available.
Exploitsecurity.netapp.comJan 6, 2022, 12:15 AM - https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfcert-portal.siemens.com
No excerpt available.
Vendor Advisorycert-portal.siemens.comJan 6, 2022, 12:15 AM
Exploit code
Public exploit repository references
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0 repository references · best confidence N/A · max 0 stars
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