{"id":"CVE-2025-55078","title":"In Eclipse ThreadX before version 6.4.3, an attacker can cause a denial of service (crash) by providing a pointer to a reserved or unmapped memory region","summary":"In Eclipse ThreadX before version 6.4.3, an attacker can cause a denial of service (crash) by providing a pointer to a reserved or unmapped memory region. Vulnerable system calls had a check of pointers, but that check wasn't verifying w…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-233"],"vendor":"eclipse","product":"threadx","affected":["threadx < 6.4.3"],"patched":["threadx 6.4.3"],"published":"2025-10-14","updated":"2026-10-08","sourceUpdated":"2026-10-08T12:10:00.217","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-55078","references":[{"url":"https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-wcfg-5jpf-hhxq","label":"emo@eclipse.org"}],"tags":["nvd"],"epss":0.00174,"epssPercentile":0.06285,"ingestedAt":"2026-10-08T11:31:27.367Z","slug":"CVE-2025-55078","body":"## Overview\n\nIn Eclipse ThreadX before version 6.4.3, an attacker can cause a denial of service (crash) by providing a pointer to a reserved or unmapped memory region. Vulnerable system calls had a check of pointers, but that check wasn't verifying whether the pointer is outside the module memory region.\n\n## Affected\n\n- `threadx < 6.4.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `threadx 6.4.3`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}