CVE-2021-46784

NameCVE-2021-46784
DescriptionIn Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5171-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
squid (PTS)buster4.6-1+deb10u6vulnerable
buster (security)4.6-1+deb10u7fixed
bullseye (security), bullseye4.13-10+deb11u1fixed
bookworm, sid5.6-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
squidsourcebuster4.6-1+deb10u7DSA-5171-1
squidsourcebullseye4.13-10+deb11u1DSA-5171-1
squidsource(unstable)5.6-1
squid3source(unstable)(unfixed)

Notes

https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w
https://github.com/squid-cache/squid/commit/780c4ea1b4c9d2fb41f6962aa6ed73ae57f74b2b (v4)
Squid 5: http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch

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