openSUSE Security Update: Security update for privoxy
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:1646-1
Rating:             important
References:         #1193584 
Cross-References:   CVE-2021-44540 CVE-2021-44541 CVE-2021-44542
                    CVE-2021-44543
Affected Products:
                    openSUSE Leap 15.2
                    openSUSE Backports SLE-15-SP3
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for privoxy fixes the following issues:

   privoxy was updated to 3.0.33 (boo#1193584):

   * CVE-2021-44543: Encode the template name to prevent XSS (cross-side
     scripting) when Privoxy is configured to servce the user-manual itself
   * CVE-2021-44540: Free memory of compiled pattern spec before bailing
   * CVE-2021-44541: Free header memory when failing to get the request
     destination.
   * CVE-2021-44542: Prevent memory leaks when handling errors
   * Disable fast-redirects for a number of domains
   * Update default block lists
   * Many bug fixes and minor enhancements


Patch Instructions:

   To install this openSUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - openSUSE Leap 15.2:

      zypper in -t patch openSUSE-2021-1646=1

   - openSUSE Backports SLE-15-SP3:

      zypper in -t patch openSUSE-2021-1646=1



Package List:

   - openSUSE Leap 15.2 (x86_64):

      privoxy-3.0.33-lp152.3.12.1
      privoxy-debuginfo-3.0.33-lp152.3.12.1
      privoxy-debugsource-3.0.33-lp152.3.12.1

   - openSUSE Leap 15.2 (noarch):

      privoxy-doc-3.0.33-lp152.3.12.1

   - openSUSE Backports SLE-15-SP3 (aarch64 i586 ppc64le s390x x86_64):

      privoxy-3.0.33-bp153.2.3.1

   - openSUSE Backports SLE-15-SP3 (noarch):

      privoxy-doc-3.0.33-bp153.2.3.1


References:

   https://www.suse.com/security/cve/CVE-2021-44540.html
   https://www.suse.com/security/cve/CVE-2021-44541.html
   https://www.suse.com/security/cve/CVE-2021-44542.html
   https://www.suse.com/security/cve/CVE-2021-44543.html
   https://bugzilla.suse.com/1193584