CVE-2026-95107

Module object allocation size overflow corrupts the manager object pool

State
Published
Severity
7.0 High
Published
Oct 20, 2026
Updated
Oct 20, 2026
Reserved
Sep 23, 2026

Read the record on cve.org

Description

A ThreadX module chooses `object_size` when it calls `txm_module_object_allocate`. The Module Manager adds its own 16-byte private header to that size and asked the object pool for the result **without checking the addition**. A size near the top of a `ULONG` wrapped, the pool served a block far smaller than the header, and the manager then wrote the header past the end of it and into the neighbouring byte-pool block.

Scores

CVSSScoreVectorSource
4.07.0 HighCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:Neclipse

Weaknesses

  • CWE-190 Integer Overflow or Wraparound
  • CWE-680 Integer Overflow to Buffer Overflow
  • CWE-787 Out-of-bounds Write

Affected Products

ProductVersions
Eclipse ThreadXEclipse Foundation
  • 6.0.1 through 6.5.1.202602aAffected
  • 6.5.2.202603Not affected

References

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