CVE-2022-36765
Last modified
CVE-2022-36765 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tianocore | Edk2 | <= 202311 |
References
- https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wxThird Party Advisory
- https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wxThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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