Linux · Red Hat · Security advisory · August 19, 2026

RHSA-2026:55442: Security update for 7 packages

RHSA-2026:55442, released August 19, 2026, fixes 6 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
6
None rated Critical
Exploited
0
None reported
Highest CVSS
8.6
Base score, 0 to 10
Highest EPSS
0.0054
45th percentile

Priority of the 6 CVEs

Patch now 0 Urgent 0 High 6 Routine 0

Fixed package versions

ProductReleaseFixed in
bind9.18RHEL 932:9.18.29-14.el9_8.8
bind9.18-chrootRHEL 932:9.18.29-14.el9_8.8
bind9.18-develRHEL 932:9.18.29-14.el9_8.8
bind9.18-dnssec-utilsRHEL 932:9.18.29-14.el9_8.8
bind9.18-docRHEL 932:9.18.29-14.el9_8.8
bind9.18-libsRHEL 932:9.18.29-14.el9_8.8
bind9.18-utilsRHEL 932:9.18.29-14.el9_8.8

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-11622 Potential memory usage beyond configured limits8.6 0.0054 None reported
High CVE-2026-13204 Unexpected exit in certain situations with NSEC and NSEC3 both present8.6 0.0052 None reported
High CVE-2026-11331 Potential wildcard CNAME RPZ policy bypass8.6 0.0043 None reported
High CVE-2026-11721 Cache poisoning possible with label count discrepancy, RRSIG, and wildcards8.6 0.0040 None reported
High CVE-2026-10723 Incorrect acceptance of NSEC3 records8.6 0.0027 None reported
High CVE-2026-13321 DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field8.6 0.0022 None reported
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