SUSE-SU-2026:2673-1
SUSE-SU-2026:2673-1 · Security update for bind
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for bind fixes the following issues: Security issues: - CVE-2026-3039: BIND 9 server memory exhaustion during GSS-API TKEY negotiation (bsc#1265591). - CVE-2026-3592: Amplification vulnerabilities via self-pointed glue records (bsc#1265592). - CVE-2026-3593: Heap use-after-free vulnerability in BIND 9 DNS-over-HTTPS implementation (bsc#1265593). - CVE-2026-5946: Invalid handling of CLASS != IN (bsc#1265594). - CVE-2026-5947: SIG(0) validation during query flood may lead to undefined behavior (bsc#1265595). - CVE-2026-5950: Unbounded resend loop in BIND 9 resolver (bsc#1265596). Non security issue: - bind test failed with version 9.20.21 (bsc#1263494). - Upgrade to release 9.20.23
Fix available
- Published
- Updated
Stack: system
Affected products and versions
Original sources
- https://www.suse.com/support/update/announcement/2026/suse-su-20262673-1/
- https://bugzilla.suse.com/1263494
- https://bugzilla.suse.com/1265591
- https://bugzilla.suse.com/1265592
- https://bugzilla.suse.com/1265593
- https://bugzilla.suse.com/1265594
- https://bugzilla.suse.com/1265595
- https://bugzilla.suse.com/1265596
- https://www.suse.com/security/cve/CVE-2026-3039
- https://www.suse.com/security/cve/CVE-2026-3592
- https://www.suse.com/security/cve/CVE-2026-3593
- https://www.suse.com/security/cve/CVE-2026-5946
- https://www.suse.com/security/cve/CVE-2026-5947
- https://www.suse.com/security/cve/CVE-2026-5950
- https://osv.dev/vulnerability/SUSE-SU-2026:2673-1