NULL pointer dereference in Free5gc Pcf
CVE-2026-1739
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- Free5gc Pcf — versions 1.4.0, 1.4.1
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/free5gc/free5gc/issues/803 (issue-tracking, Exploit, Third Party Advisory, Issue Tracking)
- github.com/free5gc/pcf/pull/62 (issue-tracking, Issue Tracking)
- github.com/free5gc/free5gc/issues/803 (issue-tracking, Exploit, Third Party Advisory, exploit, Issue Tracking)
- github.com/free5gc/pcf/commit/df535f5524314620715e842baf9723efbeb481a7 (Patch, patch)
- github.com/free5gc/pcf/ (Product, product)
Frequently asked questions
- What is CVE-2026-1739?
- CVE-2026-1739 is a medium-severity vulnerability in Free5gc Pcf, classified under Improper Resource Shutdown or Release. CVSS score: 5.3/10. Published 2026-02-02.
- How severe is CVE-2026-1739?
- Medium severity. CVSS v3 base score is 5.3 out of 10.