ghsa-48vr-cw3x-rrhf
Vulnerability from github
Published
2022-11-15 12:00
Modified
2022-11-18 18:30
Severity ?
Details
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
{ "affected": [], "aliases": [ "CVE-2022-33906" ], "database_specific": { "cwe_ids": [ "CWE-367" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-11-15T00:15:00Z", "severity": "MODERATE" }, "details": "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\u0027s 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", "id": "GHSA-48vr-cw3x-rrhf", "modified": "2022-11-18T18:30:25Z", "published": "2022-11-15T12:00:16Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-33906" }, { "type": "WEB", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf" }, { "type": "WEB", "url": "https://www.insyde.com/security-pledge" }, { "type": "WEB", "url": "https://www.insyde.com/security-pledge/SA-2022048" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.