CVE-2023-52558: OpenBSD 7.4 and 7.3 m_split() network buffer kernel crash
First published: Fri Mar 01 2024(Updated: )
In OpenBSD 7.4 before errata 002 and OpenBSD 7.3 before errata 019, a network buffer that had to be split at certain length that could crash the kernel after receiving specially crafted escape sequences.
Credit: 9119a7d8-5eab-497f-8521-727c672e3725
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenBSD | <7.4<7.3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-52558?
CVE-2023-52558 is classified as a medium severity vulnerability affecting OpenBSD.
How do I fix CVE-2023-52558?
To fix CVE-2023-52558, apply the relevant patches from OpenBSD for versions 7.3 and 7.4.
What versions of OpenBSD are affected by CVE-2023-52558?
CVE-2023-52558 affects OpenBSD versions 7.3 before errata 019 and 7.4 before errata 002.
What is the impact of CVE-2023-52558?
The impact of CVE-2023-52558 may lead to a kernel crash when processing specially crafted escape sequences.
Is CVE-2023-52558 related to network security?
Yes, CVE-2023-52558 involves a network buffer issue that can affect the stability of the OpenBSD kernel.
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