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TI-2026-01422 Aliases CVE-2026-1739GHSA-659g-9v9q-gq45

Free5GC pcf smpolicy.go HandleCreateSmPolicyRequest null pointer dereference

Priority HIGH 70CWE-404Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-404.

Summary

A vulnerability has been found in Free5GC pcf up to 1.4.1. This affects the function HandleCreateSmPolicyRequest of the file internal/sbi/processor/smpolicy.go. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is df535f5524314620715e842baf9723efbeb481a7. Applying a patch is the recommended action to fix this issue.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00773 55th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
free5gcpcf1.4.0; 1.4.1—No fix listedCNA
  • pcf Vendorfree5gc Affected 1.4.0; 1.4.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:free5gc:pcf:*:*:*:*:*:*:*:*up to 1.4.1Vulnerablefree5gc
  • cpe:2.3:a:free5gc:pcf:*:*:*:*:*:*:*:* Versions up to 1.4.1 Vulnerable ·free5gc

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-1739
  2. 2026-10-03 Alias added: GHSA-659g-9v9q-gq45

References

Exploit 2

Patch 1

Other 2

  • TI-2026-29763 free5GC PCF: Memory Leak via CORS Middleware Registration in HTTP Handler Leads to Denial of Service CVSS 3.1HIGH 7.5
  • TI-2025-41046 Null pointer dereference in free5gc pcf 1.4.0 in file internal/sbi/processor/ampolicy.go… CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences