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CVE-2026-37232

An issue was discovered in OpenAirInterface5G 2.4.0 (nr-softmodem) in the E2SM-KPM RAN Function's PRB utilization metric calculation. The functions fill_RRU_PrbTotDl() and fill_RRU_PrbTotUl() in openair2/E2AP/RAN_FUNCTION/O-RAN/ran_func_kpm_subs.c (lines 182 and 197) compute PRB usage percentages by dividing by the difference of two consecutive total_prb_aggregate samples without checking for zero. When a malicious xApp sends a high volume of E42_RIC_SUBSCRIPTION_REQUESTs via the FlexRIC iApp (p
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9554e8e4e0374e08b4aee4d5669063d56b5f0a65e3be4cabf3f84713eb3f38ac
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-369","description":"CWE-369 Divide By Zero","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/adp/0/problemTypes/0/descriptions/0

{"description":"n/a","lang":"en","type":"text"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-369","description":"CWE-369 Divide By Zero","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/adp/0/problemTypes/0/descriptions/0
{"description":"n/a","lang":"en","type":"text"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"https://github.com/MinamiKotor1/oran-security-advisories-zhongnan-luo/blob/main/advisories/CVE-2026-37232.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/cna/references/1
{"url":"https://gitlab.eurecom.fr/oai/openairinterface5g"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:61796324b125d2f228cf18962cee039bd724ff7545bb02d264d43461df4de704 · sha256:d848cb3ba05a11f8… · /containers/cna/references/0

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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