CVE-2024-6443: zephyr: out-of-bound read in utf8_trunc
First published: Fri Oct 04 2024(Updated: )
In utf8_trunc in zephyr/lib/utils/utf8.c, last_byte_p can point to one byte before the string pointer if the string is empty.
Credit: vulnerabilities@zephyrproject.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zephyr Project Manager | <=3.6.0 |
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Frequently Asked Questions
What is the severity of CVE-2024-6443?
CVE-2024-6443 is classified as a moderate severity vulnerability.
How do I fix CVE-2024-6443?
To fix CVE-2024-6443, update Zephyr Project software to version 3.6.1 or later.
What type of vulnerability is CVE-2024-6443?
CVE-2024-6443 is a memory access vulnerability due to improper pointer handling in UTF-8 processing.
Is CVE-2024-6443 present in all versions of Zephyr?
CVE-2024-6443 affects all versions of Zephyr up to and including 3.6.0.
What are the potential impacts of CVE-2024-6443?
CVE-2024-6443 can lead to unexpected behavior or crashes in applications utilizing vulnerable versions of Zephyr.
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