update to isc-bind-9.20.21
Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. (CVE-2026-1519)
Fix memory leaks in code preparing DNSSEC proofs of non-existence. (CVE-2026-3104)
Prevent a crash in code processing queries containing a TKEY record. (CVE-2026-3119)
Fix a stack use-after-return flaw in SIG(0) handling code. (CVE-2026-3591)
Fix the handling of key statements defined inside views.
update to isc-bind-9.20.21
Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. (CVE-2026-1519)
Fix memory leaks in code preparing DNSSEC proofs of non-existence. (CVE-2026-3104)
Prevent a crash in code processing queries containing a TKEY record. (CVE-2026-3119)
Fix a stack use-after-return flaw in SIG(0) handling code. (CVE-2026-3591)
Fix the handling of key statements defined inside views.
update to 1.28.3; from Mark Patruck
- buffer overflow vulnerability in the ngx_http_dav_module
(CVE-2026-27654)
- buffer overflow vulnerabilities in the ngx_http_mp4_module
(CVE-2026-27784, CVE-2026-32647)
- mail session authentication vulnerabilities
(CVE-2026-27651, CVE-2026-28753)
- OCSP result bypass vulnerability in stream
(CVE-2026-28755)