CVE-2022-33906 (GCVE-0-2022-33906)
Vulnerability from cvelistv5
Published
2022-11-14 00:00
Modified
2025-04-30 18:56
Severity ?
6.4 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Summary
DMA transactions which are targeted at input buffers used for the FwBlockServiceSmm software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the FwBlockServiceSmm driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. Fixed in kernel 5.2: 05.27.23, 5.3: 05.36.23, 5.4: 05.44.23, 5.5: 05.52.23 https://www.insyde.com/security-pledge/SA-2022048
References
cve@mitre.orghttps://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf
cve@mitre.orghttps://www.insyde.com/security-pledgeVendor Advisory
cve@mitre.orghttps://www.insyde.com/security-pledge/SA-2022048Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf
af854a3a-2127-422b-91ae-364da2661108https://www.insyde.com/security-pledgeVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.insyde.com/security-pledge/SA-2022048Vendor Advisory
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

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