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CVE-2026-16924

nvd nist
Published: Aug 20, 2026Modified: Aug 24, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: psirt@us.ibm.com (Secondary)

Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service due to an improper calculation of a memory offset during IPsec decapsulation.

Affected (7)

Products: Ibm: Vios, Aix
Ibm
2 products
Vios
Aix
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Ibm
Vios
From 4.1.0 to 4.1.0.50
Vios
From 4.1.1.0 to 4.1.1.30
Vios
From 4.1.2.0 to 4.1.2.20
Configuration B
4 vulnerable
Vulnerable SoftwareAffected Versions
Ibm
Aix
From 7.2.5 to 7.2.5.212
Aix
From 7.3.2 to 7.3.2.5
Aix
From 7.3.3 to 7.3.3.2
Aix
From 7.3.4 to 7.3.4.1

Related CWEs

CWE-131
Incorrect Calculation of Buffer Size
The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.
CWE-191
Integer Underflow (Wrap or Wraparound)
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

References (1)

Source: psirt@us.ibm.com
PatchVendor Advisory

Timeline

No history available yet.