CVE-2025-15176

A flaw has been found in Open5GS up to 2.7.5. This affects the function decode_ipv6_header/ogs_pfcp_pdr_rule_find_by_packet of the file lib/pfcp/rule-match.c of the component PFCP Session Establishment Request Handler. Executing a manipulation can lead to reachable assertion. It is possible to launch the attack remotely. The exploit has been published and may be used. This patch is called b72d8349980076e2c033c8324f07747a86eea4f8. Applying a patch is advised to resolve this issue.

CVSS 4.0

5.5CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-25)

CWE

CWE-617

Published

2025-12-29

Modified

2026-10-13

Record from

the NVD, synced 2026-10-19

Affected

• open5gs:open5gs

References

• https://github.com/open5gs/open5gs/
• https://github.com/open5gs/open5gs/commit/b72d8349980076e2c033c8324f07747a86eea4f8
• https://github.com/open5gs/open5gs/issues/4180
• https://github.com/open5gs/open5gs/issues/4180#issue-3666760066
• https://github.com/open5gs/open5gs/issues/4180#issuecomment-3615555671

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