CVE-2025-8800

A vulnerability has been found in Open5GS up to 2.7.5. Affected by this issue is the function esm_handle_pdn_connectivity_request of the file src/mme/esm-handler.c of the component AMF Component. The manipulation leads to denial of service. The attack may be launched remotely. Upgrading to version 2.7.6 is able to address this issue. The name of the patch is 701505102f514cbde2856cd2ebc9bedb7efc820d. It is recommended to upgrade the affected component.

Weakness

The product does not release or incorrectly releases a resource before it is made available for re-use.

Affected Software

Potential Mitigations

• Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
• For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.

Related Attack Patterns

• https://cwe.mitre.org/data/definitions/125.html
• https://cwe.mitre.org/data/definitions/130.html
• https://cwe.mitre.org/data/definitions/131.html
• https://cwe.mitre.org/data/definitions/494.html
• https://cwe.mitre.org/data/definitions/495.html
• https://cwe.mitre.org/data/definitions/496.html
• https://cwe.mitre.org/data/definitions/666.html

References

• https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8800
• https://github.com/open5gs/open5gs/commit/701505102f514cbde2856cd2ebc9bedb7efc820d
• https://github.com/open5gs/open5gs/issues/3980
• https://github.com/open5gs/open5gs/issues/3980#issuecomment-3054894281
• https://github.com/open5gs/open5gs/releases/tag/v2.7.6
• https://vuldb.com/?ctiid.319328
• https://vuldb.com/?id.319328
• https://vuldb.com/?submit.626113
• https://github.com/open5gs/open5gs/issues/3980