Arch Linux Privoxy Advisory ASA-202102-21 Low Severity Denial Of Service

Arch Linux Security Advisory ASA-202102-21
=========================================
Severity: Low
Date    : 2021-02-07
CVE-ID  : CVE-2021-20216 CVE-2021-20217
Package : privoxy
Type    : denial of service
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1524

Summary
======
The package privoxy before version 3.0.31-1 is vulnerable to denial of
service.

Resolution
=========
Upgrade to 3.0.31-1.

# pacman -Syu "privoxy>=3.0.31-1"

The problems have been fixed upstream in version 3.0.31.

Workaround
=========
None.

Description
==========
- CVE-2021-20216 (denial of service)

A security issue was found in privoxy before version 3.0.31. A memory
leak when decompression fails unexpectedly may lead to denial of
service.

- CVE-2021-20217 (denial of service)

A security issue was found in privoxy before version 3.0.31. An
assertion failure triggered by a crafted CGI request may lead to denial
of service.

Impact
=====
A remote attacker might cause the privoxy server to crash using a
crafted request.

References
=========
https://www.openwall.com/lists/oss-security/2021/01/31/2
https://bugzilla.redhat.com/show_bug.cgi?id=1923256

https://seclists.org/oss-sec/2021/q1/106
https://bugzilla.redhat.com/show_bug.cgi?id=1923252

https://security.archlinux.org/CVE-2021-20216
https://security.archlinux.org/CVE-2021-20217