Descriptionparse/Csv2_parse.c in MaraDNS 1.3.03, and other versions before 1.4.03, does not properly handle hostnames that do not end in a "." (dot) character, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted csv2 zone file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs584587

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
maradns (PTS)buster2.0.13-1.2fixed
buster (security)2.0.13-1.2+deb10u1fixed
bullseye (security), bullseye2.0.13-1.4+deb11u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
maradnssourceetch(not affected)


[lenny] - maradns <no-dsa> (minor issue)
[etch] - maradns <not-affected> (vulnerable code introduced in 1.3.03)

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