Quick answers
- Is CVE-2026-17168 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-17168 being exploited in the wild.
- How severe is CVE-2026-17168?
- High severity, with a CVSS score of 8.5, published 20 August 2026.
- Which products and versions are affected?
- IBM Aix 7.2, 7.3; IBM PowerVM VIOS 4.1.
- Is there a fix for CVE-2026-17168?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-17168 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-17168?
- Check whether you run IBM Aix or IBM PowerVM VIOS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
A stack-based buffer overflow vulnerability exists in IBM AIX 7.2, 7.3 and PowerVM VIOS 4.1. The vulnerability requires remote network access and authentication. An attacker with valid credentials can trigger the overflow to execute arbitrary code at the operating system level, potentially compromising the entire system. IBM has released security updates via Service Packs and Fix Packs to remediate this issue; affected customers should apply these updates promptly.
Affected products
- IBM AIX 7.2, 7.3
- IBM PowerVM VIOS 4.1
Timeline
- 2026-08-20: disclosed