CVE-2022-32267
mediumpriority · track · 26EPSS 0.001 · 3 %ileDEEUUSEPSS · scored 2026-10-27
DMA transactions which are targeted at input buffers used for the SmmResourceCheckDxe software SMI handler cause SMRAM corruption (a TOCTOU attack) DMA transactions which are targeted at input buffers used for the software SMI handler used by the SmmResourceCheckDxe driver could cause SMRAM corruption through a TOCTOU attack... This issue was discovered by Insyde engineering. Fixed in kernel 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-2022046
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (7)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-0706Insyde UEFI Firmware: Mehrere SchwachstellenDeutsch2023-03-21csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in der Insyde UEFI Firmware ausnutzen, um beliebigen Code auszuführen, Informationen offenzulegen oder einen Denial of Service zu verursachen.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2022-32267/cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2022-32267cnnvd
- https://www.insyde.com/security-pledgecnnvd
- https://www.insyde.com/security-pledge/SA-2022046cnnvd
- https://www.insyde.com/security-pledgeenisa_euvd
- https://www.insyde.com/security-pledge/SA-2022046enisa_euvd
- https://www.insyde.com/security-pledgeVendor Advisorynvd
- https://www.insyde.com/security-pledge/SA-2022046Vendor Advisorynvd
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