PT-2026-79257 · Ibm · Aix+1

CVE-2026-19783

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Published

2026-08-20

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Updated

2026-08-22

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1
Description Insufficient validation allows a local attacker to cause kernel memory corruption. A crafted filesystem image can trigger an out-of-bounds kernel-stack write during directory reads, which may lead to a system crash or privilege escalation.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Memory Corruption

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Weakness Enumeration

Related Identifiers

CVE-2026-19783

Affected Products

Aix
Powervm Vios