CVE-2026-92159

{"id": "CVE-2026-92159", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-92159", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-15T18:56:18.426514Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "nasa", "product": "fprime", "versions": [{"status": "affected", "version": "< 4.3.0"}]}]}], "published": "2026-10-14T18:19:35.360", "references": [{"url": "https://github.com/nasa/fprime/commit/048fe04062b91be7af138df7e09cdd15812dde96", "source": "security-advisories@github.com"}, {"url": "https://github.com/nasa/fprime/commit/7eacd551aaf6d9a21e347ac2c8d827ca15ee5755", "source": "security-advisories@github.com"}, {"url": "https://github.com/nasa/fprime/pull/4878", "source": "security-advisories@github.com"}, {"url": "https://github.com/nasa/fprime/releases/tag/v4.3.0a1", "source": "security-advisories@github.com"}, {"url": "https://github.com/nasa/fprime/security/advisories/GHSA-grrq-8rmr-xf83", "source": "security-advisories@github.com"}, {"url": "https://github.com/nasa/fprime/security/advisories/GHSA-grrq-8rmr-xf83", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-130"}, {"lang": "en", "value": "CWE-805"}]}], "descriptions": [{"lang": "en", "value": "F\u00b4 (F Prime) is a framework that enables development and deployment of spaceflight and other embedded software applications. Prior to 4.3.0, Svc::TlmPacketizer TlmRecv_handler fixed-slot copy TlmRecv_handler copies val.getSize bytes into entry.channelSize storage without confirming that the runtime value fits. When a telemetry update for a configured channel carries a serialized value larger than that channel fixed slot, the copy overwrites adjacent channel fields and causes corrupted packetized telemetry to be emitted. This issue is fixed in version 4.3.0."}], "lastModified": "2026-10-15T19:17:48.590", "sourceIdentifier": "security-advisories@github.com"}