GHSA-42mr-8vj5-9j9x

GHSA-42mr-8vj5-9j9x PUBLISHED CVSS 7 HIGH

Record from GitHub Advisory Database · Published November 15, 2022

DMA transactions which are targeted at input buffers used for the SdMmcDevice 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 SdMmcDevice 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. This was fixed in kernel 5.2: 05.27.25, kernel 5.3: 05.36.25, kernel 5.4: 05.44.25, kernel 5.5: 05.52.25 https://www.insyde.com/security-pledge/SA-2022054

Risk scores

CVSS 3.1

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Timeline

Nov 15, 2022 CVE Published
May 1, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-42mr-8vj5-9j9x
vulnetix vdb fixes GHSA-42mr-8vj5-9j9x

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-42mr-8vj5-9j9x/fixes/registry"

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