CVE-2024-2214 Missing array size check in _Mtxinit() in the Xtensa port

What is CVE-2024-2214?

CVE-2024-2214 is a high-severity memory corruption vulnerability in Eclipse Foundation ThreadX, published on 26 Mar 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In 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 affected file was ports/xtensa/xcc/src/tx_clib_lock.c

Weakness: CWE-129

Which versions are affected by CVE-2024-2214?

It affects 1 product.

Products include Eclipse Threadx.

How do I fix CVE-2024-2214?

No fix has been published for CVE-2024-2214 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-2214 being exploited?

There is no known exploitation of CVE-2024-2214 in the wild and no public exploit code.

Other vulnerabilities in Eclipse Foundation ThreadX

• CVE-2026-0648 Memory corruption in Eclipse ThreadX High 7.8
• CVE-2024-2212 Integer overflow in ThreadX High 7.3
• CVE-2025-55080 Improper Parameter Check in ThreadX Syscall Implementation High 7.2
• CVE-2025-55079 Missing check for thread priority Medium 5.7
• CVE-2025-55078 Incomplete validation of kernel object pointers in system calls Medium 5.7

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-vmp6-qhp9-r66x.