CVE-2026-116544

LowCVSS 3.7/10Last modified Oct 26, 2026

Description

Open5GS 2.6.1 through 2.8.0 contains an out-of-bounds read vulnerability in parse_scheme_output() in lib/sbi/conv.c during SUCI de-concealment due to incomplete length validation. Remote unauthenticated UEs or SBI peers can submit a crafted SUCI with a 42-byte scheme output to a UDM, triggering a heap over-read past the buffer.

Metrics

CVSS 3.1 3.7/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
open5gs	open5gs	>= 2.6.1, <= 2.8.0

References

Timeline

Published: Oct 26, 2026
Last modified: Oct 26, 2026
NVD status: Deferred

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