CVE-2021-45484: Weak RNG
First published: Sat Dec 25 2021(Updated: )
In NetBSD through 9.2, the IPv6 fragment ID generation algorithm employs a weak cryptographic PRNG.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NetBSD NetBSD | <=9.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-45484?
CVE-2021-45484 is a vulnerability in NetBSD through version 9.2 where the IPv6 fragment ID generation algorithm uses a weak cryptographic PRNG.
How severe is CVE-2021-45484?
CVE-2021-45484 has a severity level of 7.5 (high).
What software versions are affected by CVE-2021-45484?
NetBSD versions up to and including 9.2 are affected by CVE-2021-45484.
How can I fix CVE-2021-45484?
To fix CVE-2021-45484, it is recommended to update NetBSD to a version beyond 9.2 that addresses the vulnerability.
Where can I find more information about CVE-2021-45484?
More information about CVE-2021-45484 can be found in the NetBSD security advisory (NetBSD-SA2021-001.txt.asc) and the research paper (arxiv.org/pdf/2112.09604.pdf).
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