CVE-2021-45956: Buffer Overflow
First published: Fri Dec 31 2021(Updated: )
** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in print_mac (called from log_packet and dhcp_reply). 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 vulnerability ID for this Dnsmasq vulnerability?
The vulnerability ID for this Dnsmasq vulnerability is CVE-2021-45956.
What is the severity of CVE-2021-45956?
The severity of CVE-2021-45956 is critical with a severity value of 9.8.
What is the affected software for CVE-2021-45956?
The affected software for CVE-2021-45956 is Dnsmasq 2.86.
What is the description of CVE-2021-45956?
CVE-2021-45956 is a disputed heap-based buffer overflow in Dnsmasq 2.86.
Are there any references for CVE-2021-45956?
Yes, there are references available for CVE-2021-45956. Please refer to the provided links.
- collector/nvd-index
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- collector/mitre-cve
- source/MITRE
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- collector/nvd-api
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- vendor/thekelleys
- canonical/thekelleys dnsmasq
- version/thekelleys dnsmasq/2.86