Subject: [ASA-202102-21] privoxy: 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://www.privoxy.org/gitweb/?p=privoxy.git;a=commitdiff;h=f431d61740cc03c1c5f6b7f9c7a4a8d0bedd70dd https://seclists.org/oss-sec/2021/q1/106 https://bugzilla.redhat.com/show_bug.cgi?id=1923252 https://www.privoxy.org/gitweb/?p=privoxy.git;a=commitdiff;h=5bba5b89193fa2eeea51aa39fb6525c47b59a82a https://security.archlinux.org/CVE-2021-20216 https://security.archlinux.org/CVE-2021-20217