openSUSE: 2021:1646-1 Important: Privoxy XSS And Memory Leak Fixes
opensuse
December 30, 2021
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
Topics Covered
Patch
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
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: openSUSE-SU-2021:1646-1
Rating: important
Affected Products:
openSUSE Leap 15.2
openSUSE Backports SLE-15-SP3
.
Topics Covered
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