CVE-2026-8224 Details
Description
A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcf_sess_set_ipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
A denial-of-service vulnerability has been identified in Open5GS versions through 2.7.7, specifically within the PCF component. The issue arises in the 'pcf_sess_set_ipv6prefix' function, located in '/src/pcf/context.c'. When the 'SmPolicyContextData.ipv6AddressPrefix' argument is manipulated to include a syntactically valid but non-'/' 128 prefix, it can cause a crash by triggering an assertion failure. This vulnerability can be exploited remotely, leading to a process termination of the PCF service.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/open5gs/open5gs/ | [email protected] | Product |
| https://github.com/open5gs/open5gs/issues/4439 | [email protected] | ExploitIssue Tracking |
| https://vuldb.com/submit/808443 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/362441 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/362441/cti | [email protected] | Permissions RequiredVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-404 | Improper Resource Shutdown or Release | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| open5gs open5gs | <= 2.7.7 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 12, 2026 | Initial Analysis | [email protected] |
| May 10, 2026 | New CVE Received | [email protected] |