CVE-2026-78156
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Open5GS | 2.8.0 | affected |
Weaknesses
- CWE-122: Heap-based Buffer Overflow
- CWE-119: Memory Corruption
References
- https://vuldb.com/vuln/394539
- https://vuldb.com/vuln/394539/cti
- https://vuldb.com/cve/CVE-2026-78156
- https://vuldb.com/submit/882951
- https://github.com/open5gs/open5gs/issues/4661
- https://github.com/open5gs/open5gs/commit/a9c82ee0b590d76a581b0580cb46b598984e2392
- https://github.com/open5gs/open5gs/
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