{"id":"CVE-2026-102709","state":"PUBLISHED","title":"Improper validation of non-secure (NS) pointers in multiple TrustZone-M non-secure callable (NSC) entry functions allows an attacker executing in the non-secure world to supply poi","description":"Improper validation of non-secure (NS) pointers in multiple TrustZone-M non-secure callable (NSC) entry functions allows an attacker executing in the non-secure world to supply pointers to secure memory. The secure firmware subsequently dereferences these attacker-controlled pointers without verifying that they reference non-secure memory, resulting in unintended disclosure of secure memory contents. This violates the isolation guarantees provided by Arm TrustZone-M and can be leveraged as a memory disclosure or corruption primitive that may enable recovery of sensitive cryptographic material.","publishedAt":"2026-09-29T17:36:17.135Z","updatedAt":"2026-09-30T20:39:09.361Z","severity":{"score":8.4,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","source":"eclipse"},"assigner":"eclipse","products":["Eclipse Foundation ThreadX"],"affected":[{"vendor":"Eclipse Foundation","product":"ThreadX","packageName":"ThreadX","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.5.1.202602","versionType":"semver"}]}],"references":["https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-ffg5-m7vh-vwrp"],"weaknesses":["CWE-200","CWE-501","CWE-822"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/102xxx/CVE-2026-102709.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-102709","state":"PUBLISHED","datePublished":"2026-09-29T17:36:17.135Z","dateUpdated":"2026-09-30T20:39:09.361Z","assignerShortName":"eclipse","assignerOrgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateReserved":"2026-09-29T16:15:06.474Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper validation of non-secure (NS) pointers in multiple TrustZone-M non-secure callable (NSC) entry functions allows an attacker executing in the non-secure world to supply pointers to secure memory. 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