CVE-2026-11831
CVE-2026-11831 · IBM MQ Heap-based Buffer Overflow
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
IBM MQ could allow an authenticated attacker to cause a limited denial of service and obtain very limited information about process memory layout due to an out-of-bounds read when processing a specially crafted client request.
CVSS 5.4 · Medium · EPSS 0.2% · Fix available
- Published
- Updated
Affected products and versions
mq operator
- Versions
- ≥ 3.2.0, ≤ 3.2.29: Affected (semver)
- ≥ 3.3.0, < 3.4.0: Affected (semver)
- 3.4.1: Affected (semver)
- 3.5.0: Affected (semver)
- ≥ 3.5.1, ≤ 3.5.3: Affected (semver)
- ≥ 3.6.0, ≤ 3.6.4: Affected (semver)
- ≥ 3.7.0, ≤ 3.7.2: Affected (semver)
- 3.8.0: Affected (semver)
- 3.8.1: Affected (semver)
- 3.9.0: Affected (semver)
- 3.9.1: Affected (semver)
- 3.9.2: Affected (semver)
- 4.0.0: Affected (semver)
- 4.0.1: Affected (semver)
- 4.0.2: Affected (semver)
- 4.0.3: Affected (semver)
- 4.0.4: Affected (semver)
- ≥ 2.0.0, ≤ 2.0.29: Affected (semver)
Update to 3.4.0
mq advanced container images
- Versions
- ≥ 9.4.0.6-r1, ≤ r1, 9.4.0.6-r2, 9.4.0.7-r1, 9.4.0.10-r1, 9.4.0.10-r2, 9.4.0.11-r1, 9.4.0.11-r2, 9.4.0.11-r3, 9.4.0.12-r1, 9.4.0.15-r1 - 9.4.0.15-r4, 9.4.0.16-r1, 9.4.0.16-r2, 9.4.0.17-r1, 9.4.0.17-r2, 9.4.0.20-r1, 9.4.0.21-r1, 9.4.0.21-r2, 9.4.0.25-r1 - 9.4.0.25-r3, 9.4.0.26-r1CD: 9.4.1.0-r1, 9.4.1.0-r2, 9.4.1.1-r1, 9.4.2.0-r1, 9.4.2.0-r2, 9.4.2.1-r1, 9.4.2.1-r2, 9.4.3.0-r1, 9.4.3.0-r2, 9.4.3.1-r1 - 9.4.3.1-r3, 9.4.4.0-r1 - 9.4.4.0-r4, 9.4.4.1-r1, 9.4.5.0-r1, 9.4.5.0-r2, 9.4.5.1-r1, 10.0.0.0-r1 - 10.0.0.0-r4, 10.0.0.5-r1LTS: 9.3.0.0-r1, 9.3.0.0-r2, 9.3.0.0-r3, 9.3.0.1-r1, 9.3.0.1-r2, 9.3.0.1-r3, 9.3.0.1-r4, 9.3.0.3-r1, 9.3.0.4-r1, 9.3.0.4-r2, 9.3.0.5-r1, 9.3.0.5-r2, 9.3.0.5-r3, 9.3.0.6-r1, 9.3.0.10-r1, 9.3.0.10-r2, 9.3.0.11-r1,9.3.0.11-r2, 9.3.0.15-r1, 9.3.0.16-r1, 9.3.0.16-r2, 9.3.0.17-r1, 9.3.0.17-r2, 9.3.0.17-r3, 9.3.0.20-r1, 9.3.0.20-r2, 9.3.0.21-r1, 9.3.0.21-r2, 9.3.0.21-r3, 9.3.0.25-r1, 9.4.0.0-r1, 9.4.0.0-r2, 9.4.0.0-r3, 9.4.0.5-r1, 9.4.0.5-r2: Affected (semver)
- 9.4.0.6-r2: Affected
- 9.4.0.7-r1: Affected
- 9.4.0.10-r1: Affected
- 9.4.0.10-r2: Affected
- 9.4.0.11-r1: Affected
- 9.4.0.11-r2: Affected
- 9.4.0.11-r3: Affected
- 9.4.0.12-r1: Affected
- ≥ 9.4.0.15-r1, ≤ 9.4.0.15-r4: Affected (custom)
- 9.4.0.16-r1: Affected
- 9.4.0.16-r2: Affected
- 9.4.0.17-r1: Affected
- 9.4.0.17-r2: Affected
- 9.4.0.20-r1: Affected
- 9.4.0.21-r1: Affected
- 9.4.0.21-r2: Affected
- ≥ 9.4.0.25-r1, ≤ 9.4.0.25-r3: Affected (custom)
- 9.4.0.26-r1: Affected
- 9.4.1.0-r1: Affected
- 9.4.1.0-r2: Affected
- 9.4.1.1-r1: Affected
- 9.4.2.0-r1: Affected
- 9.4.2.0-r2: Affected
- 9.4.2.1-r1: Affected
- 9.4.2.1-r2: Affected
- 9.4.3.0-r1: Affected
- 9.4.3.0-r2: Affected
- ≥ 9.4.3.1-r1, ≤ 9.4.3.1-r3: Affected (custom)
- 9.4.4.0-r1: Affected
- 9.4.4.1-r1: Affected
- 9.4.5.0-r1: Affected
- 9.4.5.0-r2: Affected
- 9.4.5.1-r1: Affected
- ≥ 10.0.0.0-r1, ≤ 10.0.0.0-r4: Affected (custom)
- 10.0.0.5-r1: Affected
- 9.3.0.0-r1: Affected
- 9.3.0.0-r2: Affected
- 9.3.0.0-r3: Affected
- 9.3.0.1-r1: Affected
- 9.3.0.1-r2: Affected
- 9.3.0.1-r3: Affected
- 9.3.0.1-r4: Affected
- 9.3.0.3-r1: Affected
- 9.3.0.4-r1: Affected
- 9.3.0.4-r2: Affected
- 9.3.0.5-r1: Affected
- 9.3.0.5-r2: Affected
- 9.3.0.5-r3: Affected
- 9.3.0.6-r1: Affected
- 9.3.0.10-r1: Affected
- 9.3.0.10-r2: Affected
- 9.3.0.11-r1: Affected
- 9.3.0.11-r2: Affected
- 9.3.0.15-r1: Affected
- 9.3.0.16-r1: Affected
- 9.3.0.16-r2: Affected
- 9.3.0.17-r1: Affected
- 9.3.0.17-r2: Affected
- 9.3.0.17-r3: Affected
- 9.3.0.20-r1: Affected
- 9.3.0.20-r2: Affected
- 9.3.0.21-r1: Affected
- 9.3.0.21-r2: Affected
No fix published