A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.
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Score 3.7 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 3.7; sources differ by 0.0.
A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.
January 7, 2020
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | dnsmasq-utils (2.82-1ubuntu1.1) @ groovy | 2026-05-27 | ubuntu |
| ubuntu | dnsmasq-utils (2.68-1ubuntu0.2+esm3) @ trusty | 2026-05-27 | ubuntu |
| redhat | dnsmasq-0:2.76-16.el7 | 2020-09-29 | redhat |
| redhat | dnsmasq-0:2.79-11.el8 | 2020-04-28 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
A vulnerability was found in dnsmasq before version 2.81 where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.
RHSA-2020:1715 — Low
RHSA-2020:3878 — Low
Dnsmasq vulnerabilities
Dnsmasq vulnerability
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msrc · redhat