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SUSE: 2021:1858-1 Important Update: Csync2 TLS Security Issue Fix

suse
Calendar Grey June 4, 2021
Dist Suse Esm H88
SUSE Security Patch mitigates moderate vulnerabilities in TLS for various SUSE High Availability releases concerning csync2.
An update that fixes two vulnerabilities is now available

Summary

This update for csync2 fixes the following issues: - CVE-2019-15522: Fixed an issue where daemon fails to enforce TLS (bsc#1147137) - 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: - SUSE Linux Enterprise High Availability 15-SP2: zypper in -t patch SUSE-SLE-Product-HA-15-SP2-2021-1858=1 - SUSE Linux Enterprise High Availability 15-SP1: zypper in -t patch SUSE-SLE-Product-HA-15-SP1-2021-1858=1 - SUSE Linux Enterprise High Availability 15: zypper in -t patch SUSE-SLE-Product-HA-15-2021-1858=1 Package List:

Topics%20covered

Topics Covered

security advisory moderate suse tls issue csync2

References

#1147137 #1147139

Cross- CVE-2019-15522 CVE-2019-15523

CVSS scores:

CVE-2019-15522 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2019-15522 (SUSE): 3.5 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVE-2019-15523 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVE-2019-15523 (SUSE): 2.6 CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected Products:

SUSE Linux Enterprise High Availability 15-SP2

SUSE Linux Enterprise High Availability 15-SP1

SUSE Linux Enterprise High Availability 15

https://www.suse.com/security/cve/CVE-2019-15522.html

https://www.suse.com/security/cve/CVE-2019-15523.html

https://bugzilla.suse.com/1147137

https://bugzilla.suse.com/1147139

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1858-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate suse tls issue csync2

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