CVE-2021-3468

NameCVE-2021-3468
DescriptionLocal DoS by event-busy-loop from writing long lines to /run/avahi-daemon/socket
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
Debian Bugs984938

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
avahi (PTS)stretch0.6.32-2vulnerable
buster0.7-4+deb10u1vulnerable
bullseye, sid0.8-5vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
avahisource(unstable)(unfixed)984938

Notes

[buster] - avahi <no-dsa> (Minor issue)
[stretch] - avahi <postponed> (Minor issue; can be fixed in next DLA)
https://github.com/lathiat/avahi/pull/330
https://bugzilla.redhat.com/show_bug.cgi?id=1939614#c3

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