{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-2329","assignerOrgId":"030b2754-1501-44a4-bef8-48be86a33bf4","state":"PUBLISHED","assignerShortName":"Silabs","dateReserved":"2025-03-14T20:34:24.610Z","datePublished":"2025-07-25T15:49:40.236Z","dateUpdated":"2025-08-04T18:31:49.556Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"SiSDK,GSDK","product":"OpenThread","repo":"https://github.com/SiliconLabs/simplicity_sdk","vendor":"silabs.com","versions":[{"lessThanOrEqual":"2.5.2","status":"affected","version":"2.5.0","versionType":"semver"},{"lessThanOrEqual":"2.6.2","status":"affected","version":"2.6.0","versionType":"semver"},{"lessThanOrEqual":"2.4.6","status":"affected","version":"0","versionType":"semver"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"In high traffic environments, a Silicon Labs OpenThread RCP (see impacted versions) fails to clear the SPI transmit buffer and may send a corrupt packet over SPI to its host,  causing the host to reset the RCP which results in a denial of service."}],"value":"In high traffic environments, a Silicon Labs OpenThread RCP (see impacted versions) fails to clear the SPI transmit buffer and may send a corrupt packet over SPI to its host,  causing the host to reset the RCP which results in a denial of service."}],"impacts":[{"capecId":"CAPEC-125","descriptions":[{"lang":"en","value":"CAPEC-125 Flooding"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":5.3,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-908","description":"CWE-908 Use of Uninitialized Resource","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"030b2754-1501-44a4-bef8-48be86a33bf4","shortName":"Silabs","dateUpdated":"2025-07-25T15:49:40.236Z"},"references":[{"tags":["release-notes"],"url":"https://github.com/SiliconLabs/simplicity_sdk/releases"},{"tags":["release-notes"],"url":"https://github.com/SiliconLabs/gecko_sdk/releases"},{"tags":["vendor-advisory","permissions-required"],"url":"https://community.silabs.com/069Vm00000SNyueIAD"}],"source":{"discovery":"UNKNOWN"},"title":"High traffic causes corrupt SPI packets in OpenThread leading to denial of service","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-07-25T18:02:09.908641Z","id":"CVE-2025-2329","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-08-04T18:31:49.556Z"}}]}}