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Vulnerability record · CVE-2025-55080 · published 15 October 2025

CVE-2025-55080: Eclipse threadx vulnerability

Eclipse · Threadx

In Eclipse ThreadX before 6.4.3, when memory protection is enabled, syscall parameters verification wasn't enough, allowing an attacker to obtain an arbitrary memory read/write.

7.2 CVSS 4.0 High EPSS 0.14% · top 97.4% CWE-233 · CWE-233
7.2CVSS 4.0 base score
0.14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

In Eclipse ThreadX before 6.4.3, when memory protection is enabled, syscall parameters verification wasn't enough, allowing an attacker to obtain an arbitrary memory read/write.

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/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-76hh-wrj5-hr2v Third Party 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%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%5.7CVE-2025-55078Eclipse threadx vulnerabilityIn 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 re…EPSS 0.17%

Source: NIST National Vulnerability Database (record CVE-2025-55080), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.