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SUSE: 2022:3682-1 Important: Bind Memory Leak and Performance Issues

suse
Calendar Grey October 21, 2022
Dist Suse Esm H88
Uncover essential patches for SUSE Linux that tackle networking efficiency problems and memory leaks. Ensure your system's safety!
An update that solves three vulnerabilities and has one errata is now available

Summary

This update for bind fixes the following issues: - CVE-2022-2795: Fixed potential performance degredation due to missing database lookup limits when processing large delegations (bsc#1203614). - CVE-2022-38177: Fixed a memory leak that could be externally triggered in the DNSSEC verification code for the ECDSA algorithm (bsc#1203619). - CVE-2022-38178: Fixed memory leaks that could be externally triggered in the DNSSEC verification code for the EdDSA algorithm (bsc#1203620). Bugfixes: - Changed ownership of /var/lib/named/master from named:named to root:root (bsc#1201247) 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: - openSUSE Leap 15.4:

Topics%20covered

Topics Covered

security advisory bind important memory leak SUSE Linux performance issue

References

#1201247 #1203614 #1203619 #1203620

Cross- CVE-2022-2795 CVE-2022-38177 CVE-2022-38178

CVSS scores:

CVE-2022-2795 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-2795 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2022-38177 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-38177 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-38178 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-38178 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Desktop 15-SP3

SUSE Linux Enterprise Desktop 15-SP4

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise High Performance Computing 15-SP4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3682-1
Rating: important

Topics%20covered

Topics Covered

security advisory bind important memory leak SUSE Linux performance issue

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