CVE-2026-16903

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code or cause a denial of service due to an out-of-bounds write.

CVSS 3.1

9.6CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-25)

CWE

CWE-787

Published

2026-08-19

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• ibm:aix
• ibm:vios

References

• https://www.ibm.com/support/pages/node/7283858

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