CVE-2022-36765

HIGH EPSS 20.4%
Published Jan 9, 20242y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Jan 9, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
20.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-680

Affected Products 1

VendorProductVersionRange
tianocoreedk2* ≤202311

References 3

  • github.com https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx
    Third Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.