CVE-2026-17170: CWE-770 Allocation of Resources Without Limits or Throttling in IBM AIX
Description
CVE-2026-17170 is a high-severity vulnerability affecting IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1. It involves improper validation of allocation size, which could allow a remote attacker to cause a denial of service by exhausting system resources.
CVSS v3.1
Score 7.5high
Affected software
IBM
AIX
IBM
PowerVM VIOS
cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1.0:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, classified under CWE-770 (Allocation of Resources Without Limits or Throttling), exists in IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. The flaw allows a remote attacker to trigger a denial of service condition by exploiting improper validation of allocation size, leading to resource exhaustion. The CVSS v3.1 base score is 7.5, indicating a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability (denial of service).
Potential Impact
Successful exploitation results in denial of service, impacting system availability. There is no confidentiality or integrity impact reported. The vulnerability can be triggered remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. No official fix or patch links are provided in the current data. Until a patch is available, monitor IBM advisories for updates and apply any recommended mitigations once released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T18:07:50.656Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a877ac5acd9273b493025bc
Added to database: 08/20/2026, 22:08:05 UTC
Last enriched: 09/10/2026, 20:02:24 UTC
Last updated: 10/05/2026, 06:48:14 UTC
Views: 42
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