openSUSE-SU-2021:1826-1: important: Security update for bind
openSUSE Security Update: Security update for bind
______________________________________________________________________________
Announcement ID: openSUSE-SU-2021:1826-1
Rating: important
References: #1183453 #1185073
Cross-References: CVE-2021-25214 CVE-2021-25215
CVSS scores:
CVE-2021-25214 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-25214 (SUSE): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-25215 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-25215 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
openSUSE Leap 15.3
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
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).
- Switched from /var/run to /run (bsc#1185073)
- Hardening: Compiled binary with PIE flags to make it position independent
Patch Instructions:
To install this openSUSE 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 15.3:
zypper in -t patch openSUSE-SLE-15.3-2021-1826=1
Package List:
- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
bind-9.16.6-22.7.1
bind-chrootenv-9.16.6-22.7.1
bind-debuginfo-9.16.6-22.7.1
bind-debugsource-9.16.6-22.7.1
bind-devel-9.16.6-22.7.1
bind-utils-9.16.6-22.7.1
bind-utils-debuginfo-9.16.6-22.7.1
libbind9-1600-9.16.6-22.7.1
libbind9-1600-debuginfo-9.16.6-22.7.1
libdns1605-9.16.6-22.7.1
libdns1605-debuginfo-9.16.6-22.7.1
libirs-devel-9.16.6-22.7.1
libirs1601-9.16.6-22.7.1
libirs1601-debuginfo-9.16.6-22.7.1
libisc1606-9.16.6-22.7.1
libisc1606-debuginfo-9.16.6-22.7.1
libisccc1600-9.16.6-22.7.1
libisccc1600-debuginfo-9.16.6-22.7.1
libisccfg1600-9.16.6-22.7.1
libisccfg1600-debuginfo-9.16.6-22.7.1
libns1604-9.16.6-22.7.1
libns1604-debuginfo-9.16.6-22.7.1
- openSUSE Leap 15.3 (noarch):
bind-doc-9.16.6-22.7.1
python3-bind-9.16.6-22.7.1
References:
https://www.suse.com/security/cve/CVE-2021-25214.html
https://www.suse.com/security/cve/CVE-2021-25215.html
https://bugzilla.suse.com/1183453
https://bugzilla.suse.com/1185073
A bind security update has been released for openSUSE Leap 15.3.
