IBM DataPower GW Denial of Service via Heap Buffer Overflow (10.5.0.0-10.6.0.10)
CVE-2026-16170 Published on October 8, 2026
IBM DataPower Gateway Out-of-bounds Write
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to cause a denial of service due to a heap buffer overflow.
Vulnerability Analysis
CVE-2026-16170 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2026-16170 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-16170
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Affected Versions
IBM DataPower Gateway 10.6CD:- Version 10.6.1, <= 10.6.6 is affected.
- Version 10.6.0.0, <= 10.6.0.10 is affected.
- Version 11.0.0.0, <= 11.0.0.2 is affected.
- Version 10.5.0.0, <= 10.5.0.22 is affected.