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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-11829

IBM MQ Buffer Overflow

Description

IBM MQ could allow an authenticated attacker to cause a denial of service due to improper validation of offset values in MQOPEN requests.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

IBM MQ Operator

Default version status: unaffected

  • 3.2.0 to ≤ 3.2.29affected
  • 3.3.0 to < 3.4.0affected
  • 3.4.1affected
  • 3.5.0affected
  • 3.5.1 to ≤ 3.5.3affected
  • 3.6.0 to ≤ 3.6.4affected
  • 3.7.0 to ≤ 3.7.2affected
  • 3.8.0affected
  • 3.8.1affected
  • 3.9.0affected
  • 3.9.1affected
  • 3.9.2affected
  • 4.0.0affected
  • 4.0.1affected
  • 4.0.2affected
  • 4.0.3affected
  • 4.0.4affected
  • 2.0.0 to ≤ 2.0.29affected

IBM MQ Advanced container images

Default version status: unaffected

  • 9.4.0.6-r1 to ≤ 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-r2affected
  • 9.4.0.6-r2affected
  • 9.4.0.7-r1affected
  • 9.4.0.10-r1affected
  • 9.4.0.10-r2affected
  • 9.4.0.11-r1affected
  • 9.4.0.11-r2affected
  • 9.4.0.11-r3affected
  • 9.4.0.12-r1affected
  • 9.4.0.15-r1 to ≤ 9.4.0.15-r4affected
  • 9.4.0.16-r1affected
  • 9.4.0.16-r2affected
  • 9.4.0.17-r1affected
  • 9.4.0.17-r2affected
  • 9.4.0.20-r1affected
  • 9.4.0.21-r1affected
  • 9.4.0.21-r2affected
  • 9.4.0.25-r1 to ≤ 9.4.0.25-r3affected
  • 9.4.0.26-r1affected
  • 9.4.1.0-r1affected
  • 9.4.1.0-r2affected
  • 9.4.1.1-r1affected
  • 9.4.2.0-r1affected
  • 9.4.2.0-r2affected
  • 9.4.2.1-r1affected
  • 9.4.2.1-r2affected
  • 9.4.3.0-r1affected
  • 9.4.3.0-r2affected
  • 9.4.3.1-r1 to ≤ 9.4.3.1-r3affected
  • 9.4.4.0-r1affected
  • 9.4.4.1-r1affected
  • 9.4.5.0-r1affected
  • 9.4.5.0-r2affected
  • 9.4.5.1-r1affected
  • 10.0.0.0-r1 to ≤ 10.0.0.0-r4affected
  • 10.0.0.5-r1affected
  • 9.3.0.0-r1affected
  • 9.3.0.0-r2affected
  • 9.3.0.0-r3affected
  • 9.3.0.1-r1affected
  • 9.3.0.1-r2affected
  • 9.3.0.1-r3affected
  • 9.3.0.1-r4affected
  • 9.3.0.3-r1affected
  • 9.3.0.4-r1affected
  • 9.3.0.4-r2affected
  • 9.3.0.5-r1affected
  • 9.3.0.5-r2affected
  • 9.3.0.5-r3affected
  • 9.3.0.6-r1affected
  • 9.3.0.10-r1affected
  • 9.3.0.10-r2affected
  • 9.3.0.11-r1affected
  • 9.3.0.11-r2affected
  • 9.3.0.15-r1affected
  • 9.3.0.16-r1affected
  • 9.3.0.16-r2affected
  • 9.3.0.17-r1affected
  • 9.3.0.17-r2affected
  • 9.3.0.17-r3affected
  • 9.3.0.20-r1affected
  • 9.3.0.20-r2affected
  • 9.3.0.21-r1affected
  • 9.3.0.21-r2affected
  • 9.3.0.21-r3affected
  • 9.3.0.25-r1affected
  • 9.4.0.0-r1affected
  • 9.4.0.0-r2affected
  • 9.4.0.0-r3affected
  • 9.4.0.5-r1affected
  • 9.4.0.5-r2affected

References