CVE-2021-45957: Buffer Overflow
First published: Fri Dec 31 2021(Updated: )
** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in answer_request (called from FuzzAnswerTheRequest and fuzz_rfc1035.c). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge."
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Thekelleys Dnsmasq | =2.86 | |
| =2.86 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-45957?
The severity of CVE-2021-45957 is critical with a severity value of 9.8.
What is the affected software for CVE-2021-45957?
The affected software for CVE-2021-45957 is Dnsmasq version 2.86.
What is the vendor's position on CVE-2021-45957?
The vendor's position is that CVE-2021-45957 "does not represent a real vulnerability, to the best of our knowledge."
How can I fix CVE-2021-45957?
To fix CVE-2021-45957, it is recommended to update to the latest version of Dnsmasq.
What are the Common Weakness Enumerations (CWE) associated with CVE-2021-45957?
The Common Weakness Enumerations (CWE) associated with CVE-2021-45957 are CWE-119 and CWE-787.
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