CVE-2016-4556

NameCVE-2016-4556
DescriptionDouble free vulnerability in Esi.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of service (crash) via a crafted Edge Side Includes (ESI) response.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-478-1, DSA-3625-1
NVD severitymedium (attack range: remote)
Debian Bugs823968

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
squid (PTS)wheezy2.7.STABLE9-4.1+deb7u1fixed
wheezy (security)2.7.STABLE9-4.1+deb7u2fixed
squid3 (PTS)wheezy3.1.20-2.2+deb7u4vulnerable
wheezy (security)3.1.20-2.2+deb7u7fixed
jessie, jessie (security)3.4.8-6+deb8u4fixed
buster, sid, stretch3.5.23-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
squidsource(unstable)(not affected)
squid3source(unstable)3.5.19-1medium823968
squid3sourcejessie3.4.8-6+deb8u3mediumDSA-3625-1
squid3sourcewheezy3.1.20-2.2+deb7u5mediumDLA-478-1

Notes

- squid <not-affected> (Does not affect 2.x)
http://www.squid-cache.org/Advisories/SQUID-2016_9.txt
http://www.squid-cache.org/Versions/v3/3.4/changesets/SQUID-2016_9.patch
http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2016_9.patch

Search for package or bug name: Reporting problems