CVE-2026-16660: CWE-125 Out-of-bounds Read in IBM Db2 Mirror for i
Description
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds read.
CVSS v3.1
Score 5.3medium
Affected software
IBM
Db2 Mirror for i
cpe:2.3:a:ibm:db2_mirror_for_i:7.4:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.4.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.6:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.6.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16660 is an out-of-bounds read vulnerability in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6. This flaw allows a remote attacker to cause a denial of service condition by triggering an out-of-bounds read. The vulnerability affects availability only and does not compromise confidentiality or integrity. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability.
Potential Impact
An attacker can remotely cause a denial of service in affected IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 by exploiting an out-of-bounds read. There is no impact on data confidentiality or integrity. The disruption affects system availability only.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are currently provided. Until a patch is available, monitor vendor communications for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-22T19:42:17.628Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9af75eacd9273b49e77802
Added to database: 09/04/2026, 16:52:46 UTC
Last enriched: 09/14/2026, 23:51:39 UTC
Last updated: 10/18/2026, 06:48:15 UTC
Views: 78
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