CVE-2022-36764: Heap Buffer Overflow in Tcg2MeasurePeImage
First published: Tue Jan 09 2024(Updated: )
EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.
Credit: infosec@edk2.groups.io infosec@edk2.groups.io
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/edk2 | <=0~20181115.85588389-3+deb10u3<=2020.11-2+deb11u1<=2020.11-2+deb11u2<=2022.11-6 | 2022.11-6+deb12u1 2024.02-2 |
| ubuntu/edk2 | <0~20191122. | 0~20191122. |
| ubuntu/edk2 | <2022.02-3ubuntu0.22.04.2 | 2022.02-3ubuntu0.22.04.2 |
| ubuntu/edk2 | <2023.05-2ubuntu0.1 | 2023.05-2ubuntu0.1 |
| Tianocore EDK II | <=202311 |
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Reference Links
- https://github.com/tianocore/edk2/security/advisories/GHSA-4hcq-p8q8-hj8j
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/
- https://bugzilla.tianocore.org/show_bug.cgi?id=4118
- https://security-tracker.debian.org/tracker/CVE-2022-36764
- https://launchpad.net/bugs/cve/CVE-2022-36764
- https://github.com/tianocore/edk2/pull/5264
- https://ubuntu.com/security/notices/USN-6638-1
- https://www.cve.org/CVERecord?id=CVE-2022-36764
- https://nvd.nist.gov/vuln/detail/CVE-2022-36764
- https://ubuntu.com/security/CVE-2022-36764
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2257590
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2257587
- https://access.redhat.com/errata/RHSA-2024:2264
- https://access.redhat.com/errata/RHSA-2024:3017
- https://bugzilla.redhat.com/show_bug.cgi?id=2257583
Frequently Asked Questions
What is the severity of CVE-2022-36764?
CVE-2022-36764 is classified as a critical vulnerability due to its potential to compromise confidentiality, integrity, and availability.
How do I fix CVE-2022-36764?
To fix CVE-2022-36764, update to the latest version of the EDK2 package recommended by your operating system.
What type of vulnerability is CVE-2022-36764?
CVE-2022-36764 is a heap buffer overflow vulnerability that can be triggered via a local network.
What software is affected by CVE-2022-36764?
CVE-2022-36764 affects the EDK2 firmware developed by Tianocore.
Can CVE-2022-36764 be exploited remotely?
CVE-2022-36764 requires local network access for exploitation, making it a network-related vulnerability.
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