PT-2026-79791 · Open5Gs · Open5Gs

·

CVE-2026-78156

·

Published

2026-08-23

·

Updated

2026-08-24

CVSS v3.1

7.4

High

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Name of the Vulnerable Software and Affected Versions Open5GS version 2.8.0
Description A remote heap-based buffer overflow exists in the S6a Authentication-Information-Request Handler component. The issue occurs within the hss ogs diam s6a air cb() function located in the src/hss/hss-s6a-path.c file. This flaw can be triggered by manipulating the Visited-PLMN-Id argument.
Recommendations Apply patch a9c82ee0b590d76a581b0580cb46b598984e2392 to version 2.8.0.

Exploit

Fix

Buffer Overflow

Heap Based Buffer Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-78156

Affected Products

Open5Gs