QID 174978

Date Published: 2021-06-23

QID 174978: SUSE Enterprise Linux Security Update for bind (SUSE-SU-2021:1471-1)

This update for bind fixes the following issues:

- CVE-2021-25214: Fixed a broken inbound incremental zone update (IXFR)
which could have caused named to terminate unexpectedly (bsc#1185345).
- CVE-2021-25215: Fixed an assertion check which could have failed while
answering queries for DNAME records that required the DNAME to be
processed to resolve itself (bsc#1185345).
- make /usr/bin/delv in bind-tools position independent (bsc#1183453).

Successful exploitation allows attacker to compromise the system.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2021:1471-1 to address this issue and obtain further details.
    Vendor References

    CVEs related to QID 174978

    CVE-2021-25214 | CVE-2021-25215 |
    Software Advisories
    Advisory ID Software Component Link
    SUSE-SU-2021:1471-1 SUSE Enterprise Linux URL Logo lists.suse.com/pipermail/sle-security-updates/2021-May/008724.html
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