Debian Security Advisory
DSA-4844-1 dnsmasq -- security update
- Date Reported:
- 02 Feb 2021
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25684, CVE-2020-25685, CVE-2020-25686, CVE-2020-25687.
- More information:
Moshe Kol and Shlomi Oberman of JSOF discovered several vulnerabilities in dnsmasq, a small caching DNS proxy and DHCP/TFTP server. They could result in denial of service, cache poisoning or the execution of arbitrary code.
For the stable distribution (buster), these problems have been fixed in version 2.80-1+deb10u1.
We recommend that you upgrade your dnsmasq packages.
For the detailed security status of dnsmasq please refer to its security tracker page at: https://security-tracker.debian.org/tracker/dnsmasq