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NVD description
A security vulnerability has been detected in Open5GS 2.8.0. Affected by this issue is the function hss_ogs_diam_s6a_air_cb of the file src/hss/hss-s6a-path.c of the component S6a Authentication-Information-Request Handler. Such manipulation of the argument Visited-PLMN-Id leads to heap-based buffer overflow. The attack may be performed from remote. The name of the patch is a9c82ee0b590d76a581b0580cb46b598984e2392. A patch should be applied to remediate this issue.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
NONE
CVE-2026-78156 Heap-Based Buffer Overflow in Open5GS 2.8.0 S6a Handler https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-78156
Post summary
The text announces CVE-2026-78156, presenting a heap‑based buffer overflow in the Open5GS 2.8.0 S6a handler, with no proof of concept, exploit code, or evidence of active exploitation.