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SUSE: 2021:3125-2 Important: gtk-vnc Security Flaws Detected

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Calendar Grey September 16, 2021
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This patch resolves multiple issues within gtk-vnc, enhancing both security and performance for users.
An update that solves two vulnerabilities and has two fixes is now available

Summary

This update for gtk-vnc fixes the following issues: - CVE-2017-5885: Correctly validate color map range indexes (bsc#1024268). - CVE-2017-5884: Fix bounds checking for RRE, hextile & copyrect encodings (bsc#1024266). - Fix crash when opening connection from a GSocketAddress (bsc#1046782). - Fix possible crash on connection failure (bsc#1188292). 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 OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-3125=1 - SUSE OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-3125=1 - SUSE OpenStack Cloud 9:

Topics%20covered

Topics Covered

security advisory update moderate severity SUSE gtk-vnc color validation connection failure

References

#1024266 #1024268 #1046782 #1188292

Cross- CVE-2017-5884 CVE-2017-5885

CVSS scores:

CVE-2017-5884 (NVD) : 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2017-5885 (NVD) : 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Workstation Extension 12-SP5

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP3-BCL

...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3125-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory update moderate severity SUSE gtk-vnc color validation connection failure

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