CVE-2026-88830

Published: Sep 23, 2026Modified: Sep 23, 2026

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: secalert@redhat.com (Secondary)

Description

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.

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.

References (2)

https://access.redhat.com/security/cve/CVE-2026-88830

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2531344

Source: secalert@redhat.com

Timeline

No history available yet.