openSUSE Security Update: Security update for varnish
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Announcement ID: openSUSE-SU-2020:0819-1
Rating: moderate
References: #1169039 #1169040
Cross-References: CVE-2019-20637 CVE-2020-11653
Affected Products:
openSUSE Backports SLE-15-SP1
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An update that fixes two vulnerabilities is now available.

Description:

This update for varnish fixes the following issues:

– CVE-2019-20637: Fixed an information leak when handling one client
request and the next on the same connection (boo#1169040)
– CVE-2020-11653: Fixed a performance loss due to an assertion failure and
daemon restart when communicating with TLS termination proxy that uses
PROXY version 2 (boo#1169039)

This update was imported from the openSUSE:Leap:15.1:Update update project.

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 Backports SLE-15-SP1:

zypper in -t patch openSUSE-2020-819=1

Package List:

– openSUSE Backports SLE-15-SP1 (aarch64 ppc64le s390x x86_64):

libvarnishapi2-6.2.1-bp151.4.6.1
varnish-6.2.1-bp151.4.6.1
varnish-devel-6.2.1-bp151.4.6.1

References:

https://www.suse.com/security/cve/CVE-2019-20637.html
https://www.suse.com/security/cve/CVE-2020-11653.html
https://bugzilla.suse.com/1169039
https://bugzilla.suse.com/1169040

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