Integer wraparound, under-allocation, and heap buffer overflow in Eclipse ThreadX NetX Duo __portable_aligned_alloc()

Description

In Eclipse ThreadX NetX Duo before 6.4.0, if an attacker can control parameters of __portable_aligned_alloc() could cause an integer wrap-around and an allocation smaller than expected. This could cause subsequent heap buffer overflows.

Scores

EPSS (exploitation in 30 days)

0.91% · top 40% of all CVEs (5 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.0.

Weakness

• CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (opens in a new tab)All about CWE-120 and its CVEs
• CWE-190 Integer Overflow or Wraparound (opens in a new tab)All about CWE-190 and its CVEs

Affected products

• Eclipse Foundation · ThreadX

  • affected < 6.4.0

References (3)

• https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-h963-7vhw-8rpx (opens in a new tab)x_transferred
• http://seclists.org/fulldisclosure/2024/May/35 (opens in a new tab)x_transferred
• http://www.openwall.com/lists/oss-security/2024/05/28/1 (opens in a new tab)x_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2024-2452](https://trackcve.app/badge/CVE-2024-2452.svg)](https://trackcve.app/cve/CVE-2024-2452)

Record last updated 13 Feb 2025, 17:40 UTC.