GHSA-928c-mw7v-gxfhHighCVSS 8.2
An unsafe pointer vulnerability exists in SMM (System Management Mode) branch that registers a...
🔗 CVE IDs covered (1)
📋 Description
An unsafe pointer vulnerability exists in SMM (System Management Mode) branch that registers a SWSMI handler. An attacker can use this unsafe pointer "ptr" to read or write or manipulate data in the SMRAM. Exploitation of this vulnerability can lead to escalation of privileges reserved only for SMM using the SwSMI handler.
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2021-41838
- https://www.insyde.com/security-pledge
- https://www.insyde.com/security-pledge/SA-2022023
- https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf
- https://security.netapp.com/advisory/ntap-20220222-0001
- https://www.kb.cert.org/vuls/id/796611
- https://cert-portal.siemens.com/productcert/html/ssa-306654.html
- https://github.com/advisories/GHSA-928c-mw7v-gxfh