CVE-2026-16839EPSS p42.3%

CVE-2026-16839CVE-2026-16839

ibm / aix

Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to obtain sensitive information due to an integer underflow in the IPv4 IP-options parser.

Scoring

CVSS 9.4 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
EPSS0.52% probability of exploitation · percentile 42.3% · 2026-10-05T12:00:23Z
Last modified2026-08-24
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.