{"id":"CVE-2025-55078","aliases":["EUVD-2025-34143","GHSA-wcfg-5jpf-hhxq"],"status":"published","title":"Incomplete validation of kernel object pointers in system calls","description":"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 whether the pointer is outside the module memory region.","severity":{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00178,"percentile":0.07495,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-233"],"published":"2025-10-14T07:28:56Z","modified":"2026-10-28T02:30:51Z","products":[{"vendor":"eclipse","product":"threadx"},{"vendor":"eclipse foundation","product":"threadx"}],"references":[{"url":"https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-wcfg-5jpf-hhxq","tags":["vendor-advisory","Exploit","Vendor Advisory","advisory"]},{"url":"https://github.com/eclipse-threadx/threadx/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55078.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-55078","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-55078","title":"Incomplete validation of kernel object pointers in system calls","description":"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 whether the pointer is outside the module memory region.","status":"published","published":"2025-10-14T07:28:56.148Z","modified":"2025-10-14T15:29:21.71Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-233"],"updated_at":"2026-11-02T14:32:52.839698Z"}],"euvd":[{"id":"EUVD-2025-34143","description":"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 whether the pointer is outside the module memory region.","status":"published","published":"2025-10-14T07:28:56Z","modified":"2025-10-14T15:29:21Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:31:33.01309Z"}],"nvd":[{"id":"CVE-2025-55078","description":"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 whether the pointer is outside the module memory region.","status":"published","published":"2025-10-14T08:15:36.173Z","modified":"2026-10-08T12:10:00.217Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-233"],"updated_at":"2026-11-02T14:11:36.851295Z"}],"osv":[{"id":"CVE-2025-55078","title":"Incomplete validation of kernel object pointers in system calls","description":"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 whether the pointer is outside the module memory region.","status":"published","published":"2025-10-14T07:28:56.148Z","modified":"2026-10-28T02:30:51.382307409Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-233"],"updated_at":"2026-11-02T15:44:50.863921Z"}]}}