# RHSA-2026:94115: bind security update

RHSA-2026:94115, released June 24, 2026, fixes 17 CVEs in bind (version 9.18.33-4.el10_0.6). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-94115
- Platform: Linux
- Released: Jun 24, 2026
- Priority: High (Closes CVE-2026-5946, high severity)
- CVEs: 17, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:94115

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [bind](https://patchblox.com/security/data/product/linux/bind.md) | RHEL 10 | 9.18.33-4.el10_0.6 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-5946](https://patchblox.com/security/data/cve/CVE-2026-5946.md) | High | Invalid handling of CLASS != IN | 7.5 | 0.0194 |  |
| [CVE-2026-3039](https://patchblox.com/security/data/cve/CVE-2026-3039.md) | High | BIND 9 server memory exhaustion during GSS-API TKEY negotiation | 7.5 | 0.0109 |  |
| [CVE-2026-94300](https://patchblox.com/security/data/cve/CVE-2026-94300.md) | High | Concurrent GSS-TSIG messages corrupt memory | 8.1 | 0.0095 |  |
| [CVE-2026-19666](https://patchblox.com/security/data/cve/CVE-2026-19666.md) | High | Use-after-free in query_addnoqnameproof() via the DNS64 filter64 path | 7.5 | 0.0057 |  |
| [CVE-2026-19667](https://patchblox.com/security/data/cve/CVE-2026-19667.md) | High | Remote assertion failure via 16-bit length truncation in `dns_ncache_add()` | 7.5 | 0.0057 |  |
| [CVE-2026-80274](https://patchblox.com/security/data/cve/CVE-2026-80274.md) | High | Validating resolver can abort while caching a mismatched NOQNAME proof | 7.5 | 0.0057 |  |
| [CVE-2026-81563](https://patchblox.com/security/data/cve/CVE-2026-81563.md) | High | SVCB AliasMode additional-data error leaks qpcache references | 7.5 | 0.0057 |  |
| [CVE-2026-81736](https://patchblox.com/security/data/cve/CVE-2026-81736.md) | High | bind9: If a BIND resolver has cached a tree of SVCB/HTTPS AliasMode records, and is then queried for the root of that tree,... | 7.5 | 0.0057 |  |
| [CVE-2026-11622](https://patchblox.com/security/data/cve/CVE-2026-11622.md) | High | Potential memory usage beyond configured limits | 8.6 | 0.0054 |  |
| [CVE-2026-13204](https://patchblox.com/security/data/cve/CVE-2026-13204.md) | High | Unexpected exit in certain situations with NSEC and NSEC3 both present | 8.6 | 0.0052 |  |
| [CVE-2026-96888](https://patchblox.com/security/data/cve/CVE-2026-96888.md) | High | Named may terminate unexpectedly when a redirect zone is used with strict QNAME minimization | 8.1 | 0.0046 |  |
| [CVE-2026-19630](https://patchblox.com/security/data/cve/CVE-2026-19630.md) | High | Amplified resource exhaustion in inbound message processing | 8.1 | 0.0045 |  |
| [CVE-2026-97313](https://patchblox.com/security/data/cve/CVE-2026-97313.md) | High | Specific RPZ configurations and query patterns may result in an unexpected exit | 8.1 | 0.0045 |  |
| [CVE-2026-11331](https://patchblox.com/security/data/cve/CVE-2026-11331.md) | High | Potential wildcard CNAME RPZ policy bypass | 8.6 | 0.0043 |  |
| [CVE-2026-11721](https://patchblox.com/security/data/cve/CVE-2026-11721.md) | High | Cache poisoning possible with label count discrepancy, RRSIG, and wildcards | 8.6 | 0.0040 |  |
| [CVE-2026-10723](https://patchblox.com/security/data/cve/CVE-2026-10723.md) | High | Incorrect acceptance of NSEC3 records | 8.6 | 0.0027 |  |
| [CVE-2026-13321](https://patchblox.com/security/data/cve/CVE-2026-13321.md) | High | DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field | 8.6 | 0.0022 |  |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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