Red Hat Security AdvisoryRHSA-2026:93072
bind9.18 security update
Released 2026-10-30 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream (v. 9) bind9.18-32:9.18.29-14.el9_8.12, bind9.18-chroot-32:9.18.29-14.el9_8.12, bind9.18-dnssec-utils-32:9.18.29-14.el9_8.12 +2
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) bind9.18-devel-32:9.18.29-14.el9_8.12, bind9.18-doc-32:9.18.29-14.el9_8.12, bind9.18-libs-32:9.18.29-14.el9_8.12
Fixes 4 records
Priority LOW 39
A recursive BIND server that receives a query with recursion desired (RD=1) followed by a non-recursive query (RD=0) may exit with an assertion failure, resulting in a denial of service.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00448 · Published 2026-10-21 · Partial fix CWE-617
Priority LOW 39
A BIND resolver that is configured with both a "redirect" zone and "qname-minimization strict" may abort with an assertion failure while processing the redirect.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00461 · Published 2026-10-21 · Partial fix CWE-476
Priority LOW 39
Replaying GSS-TSIG signed UDP messages can result in memory corruption in "`named`".
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.00953 · Published 2026-10-21 · Partial fix CWE-362
Priority LOW 39
In a BIND resolver, inbound DNS protocol messages with a particular structure will result in additional processing, with no limit imposed by BIND.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00448 · Published 2026-10-21 · Partial fix CWE-407
THREATIST.IORead the docs