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CVE-2026-44317

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-policyauthorization/v1/app-sessions handler panics on a single authenticated request whose ascReqData.suppFeat == "1" (enabling traffic-routing feature negotiation) and whose medComponents entries supply an afAppId but NO AfRoutReq. The create path then calls provisioningOfTrafficRoutingInfo(smPolicy, appID, routeReq, ...) with routeReq == nil and dereferences routeReq.RouteToLocs (and other
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3d7af5cde5091f7edbfe79eeb4d7ed6421f5d18dd8045d3372f7a8e5c9967312
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-754","description":"CWE-754: Improper Check for Unusual or Exceptional Conditions","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-476","description":"CWE-476: NULL Pointer Dereference","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"free5gc","vendor":"free5gc","versions":[{"status":"affected","version":"< 4.2.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-754","description":"CWE-754: Improper Check for Unusual or Exceptional Conditions","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-476","description":"CWE-476: NULL Pointer Dereference","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"name":"https://github.com/free5gc/free5gc/issues/879","tags":["x_refsource_MISC"],"url":"https://github.com/free5gc/free5gc/issues/879"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/free5gc/free5gc/security/advisories/GHSA-wwqh-7jm5-gj7w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/adp/0/references/0
{"name":"https://github.com/free5gc/free5gc/security/advisories/GHSA-wwqh-7jm5-gj7w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/free5gc/free5gc/security/advisories/GHSA-wwqh-7jm5-gj7w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/references/0
{"name":"https://github.com/free5gc/pcf/commit/508d70b8527a6c8c923179dad450ea01e16b6aeb","tags":["x_refsource_MISC"],"url":"https://github.com/free5gc/pcf/commit/508d70b8527a6c8c923179dad450ea01e16b6aeb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/references/3
{"name":"https://github.com/free5gc/pcf/pull/65","tags":["x_refsource_MISC"],"url":"https://github.com/free5gc/pcf/pull/65"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:def26dbd61413aee0457a04318913621fbf379a376a8ce8ad4d4acbee6fe888a · sha256:3f453829ee12aa17… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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