| Name | CVE-2021-20214 | 
| Description | A flaw was found in Privoxy in versions before 3.0.29. Memory leaks in the client-tags CGI handler when client tags are configured and memory allocations fail can lead to a system crash. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| privoxy (PTS) | bullseye | 3.0.32-2+deb11u1 | fixed | 
|  | bookworm | 3.0.34-1 | fixed | 
|  | forky, sid, trixie | 4.0.0-2 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| privoxy | source | stretch | (not affected) |  |  |  | 
| privoxy | source | buster | 3.0.28-2+deb10u1 |  |  |  | 
| privoxy | source | (unstable) | 3.0.29-1 |  |  |  | 
Notes
[stretch] - privoxy <not-affected> (Vulnerable code not present)
https://www.openwall.com/lists/oss-security/2021/02/03/3
https://www.privoxy.org/gitweb/?p=privoxy.git;a=commit;h=cf5640eb2a57197717758e225ad6e11cbaab1d6c (3.0.29)