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Description

In Open5GS through version 2.7.7 a pre-authentication heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler may result in subscriber-wide denial of service.

PUBLISHED Reserved 2026-07-14 | Published 2026-07-14 | Updated 2026-07-14 | Assigner redhat-cnalr




HIGH: 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Problem types

CWE-125 Out-of-bounds read

Product status

Default status
unaffected

Any version
affected

References

github.com/...pen5gs/security/advisories/GHSA-f4mx-3x6p-cfwp vendor-advisory

cve.org (CVE-2026-15720)

nvd.nist.gov (CVE-2026-15720)

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