CVE-2022-36765

EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.

Score

CVSS 3.1 7.8 High

Status

Modified - infosec@edk2.groups.io

Published

2024-01-09

Last modified

2025-11-03

Weaknesses

CWE-119, CWE-680

Affected products

• Edk2 (Tianocore)

References

• https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6…
• https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html