REDHAT-BUG-2257583: Buffer Overflow
First published: Wed Jan 10 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. <a href="https://github.com/tianocore/edk2/security/advisories/GHSA-4hcq-p8q8-hj8j">https://github.com/tianocore/edk2/security/advisories/GHSA-4hcq-p8q8-hj8j</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tianocore EDK II |
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Reference Links
- https://github.com/tianocore/edk2/security/advisories/GHSA-4hcq-p8q8-hj8j
- 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 REDHAT-BUG-2257583?
The severity of REDHAT-BUG-2257583 is considered critical due to the potential for a heap buffer overflow.
How do I fix REDHAT-BUG-2257583?
To fix REDHAT-BUG-2257583, you should apply the latest security patches provided by your vendor for the EDK2 software.
What systems are affected by REDHAT-BUG-2257583?
REDHAT-BUG-2257583 affects systems using TianoCore EDK2.
What could happen if REDHAT-BUG-2257583 is exploited?
Exploitation of REDHAT-BUG-2257583 could lead to a compromise of confidentiality, integrity, and availability.
How can I prevent exploitation of REDHAT-BUG-2257583?
To prevent exploitation of REDHAT-BUG-2257583, maintain up-to-date software and implement proper network security controls.
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- canonical/tianocore edk ii