GHSA-grj6-95wm-6gmgHighCVSS 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 "current_ptr" to read or write or manipulate data into 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-2021-41837
- https://www.insyde.com/security-pledge
- https://www.insyde.com/security-pledge/SA-2022024
- https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf
- https://security.netapp.com/advisory/ntap-20220222-0003
- https://www.kb.cert.org/vuls/id/796611
- https://cert-portal.siemens.com/productcert/html/ssa-306654.html
- https://github.com/advisories/GHSA-grj6-95wm-6gmg