SUSE: 2021:3657-1 Important Update: Bind Resolver Performance Issue
suse
November 11, 2021
An update that fixes one vulnerability is now available
Summary
This update for bind fixes the following issues: - CVE-2021-25219: Fixed lame cache that could have been abused to severely degrade resolver performance (bsc#1192146). 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 Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3657=1 - SUSE Linux Enterprise Server 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3657=1 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64): bind-debuginfo-9.11.22-3.37.1 bind-debugsource-9.11.22-3.37.1 bind-devel-9.11.22-3.37.1
References
#1192146
Cross- CVE-2021-25219
CVSS scores:
CVE-2021-25219 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2021-25219 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
https://www.suse.com/security/cve/CVE-2021-25219.html
https://bugzilla.suse.com/1192146
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Severity
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Announcement ID: SUSE-SU-2021:3657-1
Rating: important
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