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Vulnerability record · CVE-2025-55078 · published 14 October 2025

CVE-2025-55078: Eclipse threadx vulnerability

Eclipse · Threadx

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.

5.7 CVSS 4.0 Medium EPSS 0.17% · top 93.9% CWE-233 · CWE-233
5.7CVSS 4.0 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
17 Jun 2026Last modified by NVD

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.

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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-wcfg-5jpf-hhxq ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2024-2212Eclipse threadx heap-based buffer overflow vulnerabilityIn Eclipse ThreadX before 6.4.0, xQueueCreate() and xQueueCreateSet() functions from the FreeRTOS compatibility API (utility/rtos_compatibility_layer…EPSS 0.54%7.8CVE-2024-2214Eclipse threadx vulnerabilityIn Eclipse ThreadX before version 6.4.0, the _Mtxinit() function in the Xtensa port was missing an array size check causing a memory overwrite. The a…EPSS 0.34%7.2CVE-2025-55080Eclipse threadx vulnerabilityIn Eclipse ThreadX before 6.4.3, when memory protection is enabled, syscall parameters verification wasn't enough, allowing an attacker to obtain an …EPSS 0.14%6.3CVE-2026-0648Eclipse threadx out-of-bounds write vulnerabilityThe vulnerability stems from an incorrect error-checking logic in the CreateCounter() function (in threadx/utility/rtos_compatibility_layers/OSEK/tx_…EPSS 0.12%5.7CVE-2025-55079Eclipse threadx allocation without limits vulnerabilityIn Eclipse ThreadX before version 6.4.3, the thread module has a setting of maximum priority. In some cases the check of that maximum priority wasn't…EPSS 0.17%

Source: NIST National Vulnerability Database (record CVE-2025-55078), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.