Cache poisoning attacks with unsolicited RRs
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.
Summary
Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ISC | BIND 9 | 9.11.0 – 9.16.50; 9.18.0 – 9.18.39; 9.20.0 – 9.20.13; 9.21.0 – 9.21.12; 9.11.3-S1 – 9.16.50-S1; 9.18.11-S1 – 9.18.39-S1; 9.20.9-S1 – 9.20.13-S1 | — | No fix listed | CNA |
- BIND 9 VendorISC Affected 9.11.0 – 9.16.50; 9.18.0 – 9.18.39; 9.20.0 – 9.20.13; 9.21.0 – 9.21.12; 9.11.3-S1 – 9.16.50-S1; 9.18.11-S1 – 9.18.39-S1; 9.20.9-S1 – 9.20.13-S1 Fixed in — No fix listed CNA
Remediation
Red Hat 31 advisories
- RHSA-2026:6935 Released 2026-04-07 · Red Hat rating ImportantRed Hat Hardened Images RPMs bug fix and enhancement update
- Red Hat Hardened Images bind-9.18.48-1.hum1@aarch64, bind-9.18.48-1.hum1@src, bind-9.18.48-1.hum1@x86_64 +12
- RHSA-2026:1541 Released 2026-02-05 · Red Hat rating ImportantOpenShift Container Platform 4.15.61 bug fix and security update
- Red Hat OpenShift Container Platform 4.15 rhcos-aarch64-415.92.202601271320-0, rhcos-ppc64le-415.92.202601271320-0, rhcos-s390x-415.92.202601271320-0 +1
- RHSA-2026:0996 Released 2026-01-30 · Red Hat rating ImportantOpenShift Container Platform 4.14.61 bug fix and security update
- Red Hat OpenShift Container Platform 4.14 rhcos-aarch64-414.92.202601191325-0, rhcos-ppc64le-414.92.202601191325-0, rhcos-s390x-414.92.202601191325-0 +1
Show 28 more Red Hat advisories
- RHSA-2026:0674 Released 2026-01-22 · Red Hat rating ImportantOpenShift Container Platform 4.19.22 bug fix and security update
- Red Hat OpenShift Container Platform 4.19 rhcos-aarch64-4.19.9.6.202601130152-0, rhcos-ppc64le-4.19.9.6.202601130152-0, rhcos-s390x-4.19.9.6.202601130152-0 +1
- RHSA-2026:0677 Released 2026-01-22 · Red Hat rating ImportantOpenShift Container Platform 4.13.63 bug fix and security update
- Red Hat OpenShift Container Platform 4.13 rhcos-x86_64-413.92.202601130113-0
- RHSA-2026:0702 Released 2026-01-22 · Red Hat rating ImportantOpenShift Container Platform 4.17.47 bug fix and security update
- Red Hat OpenShift Container Platform 4.17 rhcos-aarch64-417.94.202601120213-0, rhcos-ppc64le-417.94.202601120213-0, rhcos-s390x-417.94.202601120213-0 +1
- RHSA-2026:0934 Released 2026-01-22 · Red Hat rating ImportantRelease of OpenShift Serverless Logic 1.36.0 security update & enhancements
- 8Base-Openshift-Serverless-1.36 openshift-serverless-1/logic-data-index-ephemeral-rhel8, openshift-serverless-1/logic-data-index-postgresql-rhel8, openshift-serverless-1/logic-db-migrator-tool-rhel8 +8
- RHSA-2026:0332 Released 2026-01-15 · Red Hat rating ImportantOpenShift Container Platform 4.18.31 bug fix and security update
- Red Hat OpenShift Container Platform 4.18 rhcos-aarch64-418.94.202601071817-0, rhcos-ppc64le-418.94.202601071817-0, rhcos-s390x-418.94.202601071817-0 +1
- RHSA-2026:0326 Released 2026-01-15 · Red Hat rating ImportantOpenShift Container Platform 4.16.55 bug fix and security update
- Red Hat OpenShift Container Platform 4.16 rhcos-aarch64-416.94.202601071926-0, rhcos-ppc64le-416.94.202601071926-0, rhcos-s390x-416.94.202601071926-0 +1
- RHSA-2026:0316 Released 2026-01-15 · Red Hat rating ImportantOpenShift Container Platform 4.12.84 bug fix and security update
- Red Hat OpenShift Container Platform 4.12 rhcos-x86_64-412.86.202601061735-0
- RHSA-2026:0420 Released 2026-01-14 · Red Hat rating ImportantOpenShift Container Platform 4.20.10 bug fix and security update
- Red Hat OpenShift Container Platform 4.20 rhcos-aarch64-4.20.9.6.202601052146-0, rhcos-ppc64le-4.20.9.6.202601052146-0, rhcos-s390x-4.20.9.6.202601052146-0 +1
- RHSA-2025:23414 Released 2025-12-17 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION) bind-32:9.8.2-0.68.rc1.el6_10.17, bind-libs-32:9.8.2-0.68.rc1.el6_10.17, bind-utils-32:9.8.2-0.68.rc1.el6_10.17
- Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION) bind-sdb-32:9.8.2-0.68.rc1.el6_10.17
- RHSA-2025:22205 Released 2025-11-26 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux Server (v. 7 ELS) bind-32:9.11.4-26.P2.el7_9.19, bind-export-libs-32:9.11.4-26.P2.el7_9.19, bind-export-libs-32:9.11.4-26.P2.el7_9.19.ppc +9
- Red Hat Enterprise Linux Server Optional (v. 7 ELS) bind-sdb-32:9.11.4-26.P2.el7_9.19
- RHSA-2025:22168 Released 2025-11-26 · Red Hat rating Importantbind9.16 security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) bind9.16-32:9.16.23-0.7.el8_6.9, bind9.16-chroot-32:9.16.23-0.7.el8_6.9, bind9.16-libs-32:9.16.23-0.7.el8_6.9 +2
- Red Hat Enterprise Linux AppStream E4S (v.8.6) bind9.16-32:9.16.23-0.7.el8_6.9, bind9.16-chroot-32:9.16.23-0.7.el8_6.9, bind9.16-libs-32:9.16.23-0.7.el8_6.9 +2
- Red Hat Enterprise Linux AppStream TUS (v.8.6) bind9.16-32:9.16.23-0.7.el8_6.9, bind9.16-chroot-32:9.16.23-0.7.el8_6.9, bind9.16-libs-32:9.16.23-0.7.el8_6.9 +2
- RHSA-2025:21994 Released 2025-11-24 · Red Hat rating ImportantA Subscription Management tool for finding and reporting Red Hat product usage
- Red Hat Discovery 2 registry.redhat.io/discovery/discovery-server-rhel9, registry.redhat.io/discovery/discovery-ui-rhel9
- RHSA-2025:21939 Released 2025-11-24 · Red Hat rating Importantbind9.16 security update
- Red Hat Enterprise Linux AppStream E4S (v.8.8) bind9.16-32:9.16.23-0.14.el8_8.7, bind9.16-chroot-32:9.16.23-0.14.el8_8.7, bind9.16-dnssec-utils-32:9.16.23-0.14.el8_8.7 +4
- Red Hat Enterprise Linux AppStream TUS (v.8.8) bind9.16-32:9.16.23-0.14.el8_8.7, bind9.16-chroot-32:9.16.23-0.14.el8_8.7, bind9.16-dnssec-utils-32:9.16.23-0.14.el8_8.7 +4
- RHSA-2025:21889 Released 2025-11-20 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) bind-32:9.16.23-1.el9_0.11, bind-chroot-32:9.16.23-1.el9_0.11, bind-dnssec-doc-32:9.16.23-1.el9_0.11 +5
- RHSA-2025:21887 Released 2025-11-20 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream E4S (v.9.2) bind-32:9.16.23-11.el9_2.9, bind-chroot-32:9.16.23-11.el9_2.9, bind-dnssec-doc-32:9.16.23-11.el9_2.9 +5
- RHSA-2025:21817 Released 2025-11-20 · Red Hat rating Importantbind security update
- Red Hat CodeReady Linux Builder EUS (v.9.4) bind-devel-32:9.16.23-18.el9_4.10, bind-doc-32:9.16.23-18.el9_4.10, bind-libs-32:9.16.23-18.el9_4.10
- Red Hat Enterprise Linux AppStream EUS (v.9.4) bind-32:9.16.23-18.el9_4.10, bind-chroot-32:9.16.23-18.el9_4.10, bind-dnssec-doc-32:9.16.23-18.el9_4.10 +5
- RHSA-2025:21740 Released 2025-11-19 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) bind-32:9.11.26-4.el8_4.8, bind-chroot-32:9.11.26-4.el8_4.8, bind-devel-32:9.11.26-4.el8_4.8 +12
- Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) bind-32:9.11.26-4.el8_4.8, bind-chroot-32:9.11.26-4.el8_4.8, bind-devel-32:9.11.26-4.el8_4.8 +12
- Red Hat Enterprise Linux BaseOS AUS (v.8.4) bind-32:9.11.26-4.el8_4.8, bind-export-devel-32:9.11.26-4.el8_4.8, bind-export-libs-32:9.11.26-4.el8_4.8
- Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) bind-32:9.11.26-4.el8_4.8, bind-export-devel-32:9.11.26-4.el8_4.8, bind-export-libs-32:9.11.26-4.el8_4.8
- RHSA-2025:21741 Released 2025-11-19 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) bind-32:9.11.13-6.el8_2.11, bind-chroot-32:9.11.13-6.el8_2.11, bind-devel-32:9.11.13-6.el8_2.11 +12
- Red Hat Enterprise Linux BaseOS AUS (v. 8.2) bind-32:9.11.13-6.el8_2.11, bind-export-devel-32:9.11.13-6.el8_2.11, bind-export-libs-32:9.11.13-6.el8_2.11
- RHSA-2025:21736 Released 2025-11-19 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-libs-32:9.11.36-3.el8_6.11, bind-libs-lite-32:9.11.36-3.el8_6.11 +5
- Red Hat Enterprise Linux AppStream E4S (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-libs-32:9.11.36-3.el8_6.11, bind-libs-lite-32:9.11.36-3.el8_6.11 +5
- Red Hat Enterprise Linux AppStream TUS (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-libs-32:9.11.36-3.el8_6.11, bind-libs-lite-32:9.11.36-3.el8_6.11 +5
- Red Hat Enterprise Linux BaseOS AUS (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-export-libs-32:9.11.36-3.el8_6.11
- Red Hat Enterprise Linux BaseOS E4S (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-export-libs-32:9.11.36-3.el8_6.11
- Red Hat Enterprise Linux BaseOS TUS (v.8.6) bind-32:9.11.36-3.el8_6.11, bind-export-libs-32:9.11.36-3.el8_6.11
- RHSA-2025:21735 Released 2025-11-19 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream E4S (v.8.8) bind-32:9.11.36-8.el8_8.8, bind-libs-32:9.11.36-8.el8_8.8, bind-libs-lite-32:9.11.36-8.el8_8.8 +5
- Red Hat Enterprise Linux AppStream TUS (v.8.8) bind-32:9.11.36-8.el8_8.8, bind-libs-32:9.11.36-8.el8_8.8, bind-libs-lite-32:9.11.36-8.el8_8.8 +5
- Red Hat Enterprise Linux BaseOS E4S (v.8.8) bind-32:9.11.36-8.el8_8.8, bind-export-libs-32:9.11.36-8.el8_8.8
- Red Hat Enterprise Linux BaseOS TUS (v.8.8) bind-32:9.11.36-8.el8_8.8, bind-export-libs-32:9.11.36-8.el8_8.8
- RHSA-2025:21110 Released 2025-11-12 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream (v. 9) bind-32:9.16.23-34.el9_7.1, bind-chroot-32:9.16.23-34.el9_7.1, bind-dnssec-doc-32:9.16.23-34.el9_7.1 +5
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) bind-devel-32:9.16.23-34.el9_7.1, bind-doc-32:9.16.23-34.el9_7.1, bind-libs-32:9.16.23-34.el9_7.1
- RHSA-2025:21111 Released 2025-11-12 · Red Hat rating Importantbind9.18 security update
- Red Hat Enterprise Linux AppStream (v. 9) bind9.18-32:9.18.29-5.el9_7.2, bind9.18-chroot-32:9.18.29-5.el9_7.2, bind9.18-dnssec-utils-32:9.18.29-5.el9_7.2 +2
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) bind9.18-devel-32:9.18.29-5.el9_7.2, bind9.18-doc-32:9.18.29-5.el9_7.2, bind9.18-libs-32:9.18.29-5.el9_7.2
- RHSA-2025:21034 Released 2025-11-11 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream (v. 10) bind-32:9.18.33-10.el10_1.2, bind-chroot-32:9.18.33-10.el10_1.2, bind-dnssec-utils-32:9.18.33-10.el10_1.2 +3
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) bind-devel-32:9.18.33-10.el10_1.2, bind-doc-32:9.18.33-10.el10_1.2
- RHSA-2025:19951 Released 2025-11-10 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream (v. 9) bind-32:9.16.23-31.el9_6.2, bind-chroot-32:9.16.23-31.el9_6.2, bind-dnssec-doc-32:9.16.23-31.el9_6.2 +5
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) bind-devel-32:9.16.23-31.el9_6.2, bind-doc-32:9.16.23-31.el9_6.2, bind-libs-32:9.16.23-31.el9_6.2
- RHSA-2025:19950 Released 2025-11-10 · Red Hat rating Importantbind9.18 security update
- Red Hat Enterprise Linux AppStream (v. 9) bind9.18-32:9.18.29-4.el9_6.2, bind9.18-chroot-32:9.18.29-4.el9_6.2, bind9.18-dnssec-utils-32:9.18.29-4.el9_6.2 +2
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) bind9.18-devel-32:9.18.29-4.el9_6.2, bind9.18-doc-32:9.18.29-4.el9_6.2, bind9.18-libs-32:9.18.29-4.el9_6.2
- RHSA-2025:19912 Released 2025-11-06 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream (v. 10) bind-32:9.18.33-4.el10_0.2, bind-chroot-32:9.18.33-4.el10_0.2, bind-dnssec-utils-32:9.18.33-4.el10_0.2 +3
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) bind-devel-32:9.18.33-4.el10_0.2, bind-doc-32:9.18.33-4.el10_0.2
- RHSA-2025:19835 Released 2025-11-06 · Red Hat rating Importantbind security update
- Red Hat Enterprise Linux AppStream (v. 8) bind-32:9.11.36-16.el8_10.6, bind-chroot-32:9.11.36-16.el8_10.6, bind-devel-32:9.11.36-16.el8_10.6 +12
- Red Hat Enterprise Linux BaseOS (v. 8) bind-32:9.11.36-16.el8_10.6, bind-export-devel-32:9.11.36-16.el8_10.6, bind-export-libs-32:9.11.36-16.el8_10.6
- RHSA-2025:19793 Released 2025-11-05 · Red Hat rating Importantbind9.16 security update
- Red Hat Enterprise Linux AppStream (v. 8) bind9.16-32:9.16.23-0.22.el8_10.4, bind9.16-chroot-32:9.16.23-0.22.el8_10.4, bind9.16-dnssec-utils-32:9.16.23-0.22.el8_10.4 +4
- Red Hat Enterprise Linux CRB (v. 8) bind9.16-devel-32:9.16.23-0.22.el8_10.4, bind9.16-doc-32:9.16.23-0.22.el8_10.4, bind9.16-libs-32:9.16.23-0.22.el8_10.4
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| 8Base-Openshift-Serverless-1.36 | Fixed | RHSA-2026:0934 |
| Red Hat CodeReady Linux Builder EUS (v.9.4) | Fixed | RHSA-2025:21817 |
| Red Hat Discovery 2 | Fixed | RHSA-2025:21994 |
| Red Hat Enterprise Linux AppStream (v. 10) | Fixed | RHSA-2025:19912, RHSA-2025:21034 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2025:19793, RHSA-2025:19835 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2025:19950, RHSA-2025:19951, RHSA-2025:21110, RHSA-2025:21111 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2025:21741 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2025:21740 |
| Red Hat Enterprise Linux AppStream AUS (v.8.6) | Fixed | RHSA-2025:21736, RHSA-2025:22168 |
| Red Hat Enterprise Linux AppStream E4S (v.8.6) | Fixed | RHSA-2025:21736, RHSA-2025:22168 |
| Red Hat Enterprise Linux AppStream E4S (v.8.8) | Fixed | RHSA-2025:21735, RHSA-2025:21939 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2025:21889 |
| Red Hat Enterprise Linux AppStream E4S (v.9.2) | Fixed | RHSA-2025:21887 |
| Red Hat Enterprise Linux AppStream EUS (v.9.4) | Fixed | RHSA-2025:21817 |
| Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) | Fixed | RHSA-2025:21740 |
| Red Hat Enterprise Linux AppStream TUS (v.8.6) | Fixed | RHSA-2025:21736, RHSA-2025:22168 |
| Red Hat Enterprise Linux AppStream TUS (v.8.8) | Fixed | RHSA-2025:21735, RHSA-2025:21939 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2025:19835 |
| Red Hat Enterprise Linux BaseOS AUS (v. 8.2) | Fixed | RHSA-2025:21741 |
| Red Hat Enterprise Linux BaseOS AUS (v.8.4) | Fixed | RHSA-2025:21740 |
| Red Hat Enterprise Linux BaseOS AUS (v.8.6) | Fixed | RHSA-2025:21736 |
| Red Hat Enterprise Linux BaseOS E4S (v.8.6) | Fixed | RHSA-2025:21736 |
| Red Hat Enterprise Linux BaseOS E4S (v.8.8) | Fixed | RHSA-2025:21735 |
| Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) | Fixed | RHSA-2025:21740 |
| Red Hat Enterprise Linux BaseOS TUS (v.8.6) | Fixed | RHSA-2025:21736 |
| Red Hat Enterprise Linux BaseOS TUS (v.8.8) | Fixed | RHSA-2025:21735 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2025:19793 |
| Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) | Fixed | RHSA-2025:19912, RHSA-2025:21034 |
| Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) | Fixed | RHSA-2025:19950, RHSA-2025:19951, RHSA-2025:21110, RHSA-2025:21111 |
| Red Hat Enterprise Linux Server (v. 7 ELS) | Fixed | RHSA-2025:22205 |
| Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION) | Fixed | RHSA-2025:23414 |
| Red Hat Enterprise Linux Server Optional (v. 7 ELS) | Fixed | RHSA-2025:22205 |
| Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION) | Fixed | RHSA-2025:23414 |
| Red Hat Hardened Images | Fixed | RHSA-2026:6935 |
| Red Hat OpenShift Container Platform 4.12 | Fixed | RHSA-2026:0316 |
| Red Hat OpenShift Container Platform 4.13 | Fixed | RHSA-2026:0677 |
| Red Hat OpenShift Container Platform 4.14 | Fixed | RHSA-2026:0996 |
| Red Hat OpenShift Container Platform 4.15 | Fixed | RHSA-2026:1541 |
| Red Hat OpenShift Container Platform 4.16 | Fixed | RHSA-2026:0326 |
| Red Hat OpenShift Container Platform 4.17 | Fixed | RHSA-2026:0702 |
| Red Hat OpenShift Container Platform 4.18 | Fixed | RHSA-2026:0332 |
| Red Hat OpenShift Container Platform 4.19 | Fixed | RHSA-2026:0674 |
| Red Hat OpenShift Container Platform 4.20 | Fixed | RHSA-2026:0420 |
Not affected: 16 products
- Red Hat Discovery 2
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux AppStream AUS (v.8.6)
- Red Hat Enterprise Linux AppStream E4S (v.8.6)
- Red Hat Enterprise Linux AppStream E4S (v.8.8)
- Red Hat Enterprise Linux AppStream TUS (v.8.6)
- Red Hat Enterprise Linux AppStream TUS (v.8.8)
- Red Hat Enterprise Linux BaseOS AUS (v.8.6)
- Red Hat Enterprise Linux BaseOS E4S (v.8.6)
- Red Hat Enterprise Linux BaseOS E4S (v.8.8)
- Red Hat Enterprise Linux BaseOS TUS (v.8.6)
- Red Hat Enterprise Linux BaseOS TUS (v.8.8)
- Red Hat Enterprise Linux Server (v. 7 ELS)
- Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION)
- Red Hat Enterprise Linux Server Optional (v. 7 ELS)
- Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION)
Timeline
- 2026-10-02 Threatist record created from CVE-2025-40778
- 2026-10-03 Alias added: GHSA-xmqp-6cj2-2hh3
- 2026-10-13 Affected versions changed · Red Hat
References
Advisory 1
More ISC vulnerabilities
- TI-2015-04610 Assertion failure in ISC BIND named via TKEY queries KEVCVSS 3.1HIGH 7.5
- TI-2023-27571 Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related… CVSS 3.1HIGH 7.5
- TI-2021-07476 A second vulnerability in BIND's GSSAPI security policy negotiation can be targeted by a buffer overflow attack CVSS 3.1CRITICAL 9.8
- TI-1999-00042 Command execution via shell metachars in INN daemon (innd) 1.5 using "newgroup" and… CVSS 3.1CRITICAL 9.8
- TI-2023-27773 The Closest Encloser Proof aspect of the DNS protocol (in RFC 5155 when RFC 9276 guidance… CVSS 3.1HIGH 7.5
- TI-2020-06910 A logic error in code which checks TSIG validity can be used to trigger an assertion failure in tsig.c CVSS 3.1HIGH 7.5
Sources
- CVE-2025-40778 · CVE Program
- CVE-2025-40778 · NVD
- FIRST EPSS
- GHSA-xmqp-6cj2-2hh3 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-40778 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences