CVE-2016-2569

NameCVE-2016-2569
DescriptionSquid 3.x before 3.5.15 and 4.x before 4.0.7 does not properly append data to String objects, which allows remote servers to cause a denial of service (assertion failure and daemon exit) via a long string, as demonstrated by a crafted HTTP Vary header.
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)
NVD severitymedium
Debian Bugs816011

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
squid (PTS)buster, buster (security)4.6-1+deb10u4fixed
bullseye, sid4.13-1fixed
squid3 (PTS)stretch3.5.23-5+deb9u1fixed
stretch (security)3.5.23-5+deb9u4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
squidsource(unstable)(not affected)
squid3source(unstable)3.5.15-1816011

Notes

[wheezy] - squid3 <no-dsa> (Minor issue; needs substantial backporting; too intrusive to backport)
- squid <not-affected> (Vulnerable code not present)
http://www.squid-cache.org/Advisories/SQUID-2016_2.txt
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13991.patch
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13998.patch
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13999.patch
http://www.squid-cache.org/Versions/v4/changesets/squid-4-14552.patch
Upstream confirmed it does not affect squid 2.7.x

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