CVE-2026-15194
Open5GS AMF context.c amf_context_final use after free
- State
- Published
- Severity
- 4.8 Medium
- Published
- Jul 9, 2026
- Updated
- Aug 8, 2026
- Reserved
- Jul 9, 2026
Description
A security flaw has been discovered in Open5GS 2.7.7. This affects the function amf_context_final of the file src/amf/context.c of the component AMF. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Open5GSn/a |
|
References
- VDB-377122 | Open5GS AMF context.c amf_context_final use after freevdb-entrytechnical-description
- VDB-377122 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-15194 | CVE Analysis and Reportthird-party-advisory
- Submit #851630 | Open5GS Project Open5GS 2.7.7 Use After Freethird-party-advisory
- https://github.com/open5gs/open5gs/security/advisories/GHSA-88pq-hpwv-2vjwexploit
- https://github.com/open5gs/open5gs/product
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