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CVE-2022-32267

DMA transactions which are targeted at input buffers used for the SmmResourceCheckDxe software SMI handler cause SMRAM corruption (a…

Medium6.4EPSS 0.14%
Published
Updated
Reserved
Assigned by
mitre

Description

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

Scores

CVSS scores of CVE-2022-32267, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Medium6.4CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1Medium6.4CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.14% · top 97% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.4.

Weakness

Affected products

  • n/a

    • affected n/a

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .