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SUSE: 2022:0908-1 Important: Bind Cache Poisoning Threat

suse
Calendar Grey March 21, 2022
Dist Suse Esm H88
SUSE issues a critical patch for bind regarding a vulnerability in the caching mechanism, enhancing overall system protection.
An update that fixes one vulnerability is now available

Summary

This update for bind fixes the following issues: - CVE-2021-25220: Fixed a DNS cache poisoning vulnerability due to loose caching rules (bsc#1197135). 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-9-2022-908=1 - SUSE OpenStack Cloud 9: zypper in -t patch SUSE-OpenStack-Cloud-9-2022-908=1 - SUSE Linux Enterprise Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2022-908=1 - SUSE Linux Enterprise Server for SAP 12-SP4: zypper in -t patch SUSE-SLE-SAP-12-SP4-2022-908=1 - SUSE Linux Enterprise Server 12-SP5:

Topics%20covered

Topics Covered

security advisory bind patch important cache poisoning DNS SUSE

References

#1197135

Cross- CVE-2021-25220

CVSS scores:

CVE-2021-25220 (SUSE): 6.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N

Affected Products:

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP Applications 12-SP5

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud Crowbar 9

https://www.suse.com/security/cve/CVE-2021-25220.html

https://bugzilla.suse.com/1197135

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0908-1
Rating: important

Topics%20covered

Topics Covered

security advisory bind patch important cache poisoning DNS SUSE

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