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AUSCERT External Security Bulletin Redistribution
ESB-2021.1957
Security update for csync2
7 June 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: csync2
Publisher: SUSE
Operating System: SUSE
Impact/Access: Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-15523 CVE-2019-15522
Reference: ESB-2021.0030
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20211858-1
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SUSE Security Update: Security update for csync2
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1858-1
Rating: moderate
References: #1147137 #1147139
Cross-References: CVE-2019-15522 CVE-2019-15523
Affected Products:
SUSE Linux Enterprise High Availability 15-SP2
SUSE Linux Enterprise High Availability 15-SP1
SUSE Linux Enterprise High Availability 15
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for csync2 fixes the following issues:
o CVE-2019-15522: Fixed an issue where daemon fails to enforce TLS (bsc#
1147137)
o CVE-2019-15523: Fixed an incorrect TLS handshake error handling (bsc#
1147139)
Patch Instructions:
To install this SUSE 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:
o SUSE Linux Enterprise High Availability 15-SP2:
zypper in -t patch SUSE-SLE-Product-HA-15-SP2-2021-1858=1
o SUSE Linux Enterprise High Availability 15-SP1:
zypper in -t patch SUSE-SLE-Product-HA-15-SP1-2021-1858=1
o SUSE Linux Enterprise High Availability 15:
zypper in -t patch SUSE-SLE-Product-HA-15-2021-1858=1
Package List:
o SUSE Linux Enterprise High Availability 15-SP2 (aarch64 ppc64le s390x
x86_64):
csync2-2.0+git.1461714863.10636a4-4.6.1
csync2-debuginfo-2.0+git.1461714863.10636a4-4.6.1
csync2-debugsource-2.0+git.1461714863.10636a4-4.6.1
o SUSE Linux Enterprise High Availability 15-SP1 (aarch64 ppc64le s390x
x86_64):
csync2-2.0+git.1461714863.10636a4-4.6.1
csync2-debuginfo-2.0+git.1461714863.10636a4-4.6.1
csync2-debugsource-2.0+git.1461714863.10636a4-4.6.1
o SUSE Linux Enterprise High Availability 15 (aarch64 ppc64le s390x x86_64):
csync2-2.0+git.1461714863.10636a4-4.6.1
csync2-debuginfo-2.0+git.1461714863.10636a4-4.6.1
csync2-debugsource-2.0+git.1461714863.10636a4-4.6.1
References:
o https://www.suse.com/security/cve/CVE-2019-15522.html
o https://www.suse.com/security/cve/CVE-2019-15523.html
o https://bugzilla.suse.com/1147137
o https://bugzilla.suse.com/1147139
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