IBM i 7.6/7.5/7.4/7.3 Remote DoS via improper buffer write
CVE-2026-17476 Published on August 13, 2026
IBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to an improper buffer write.
Vulnerability Analysis
CVE-2026-17476 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity and 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-2026-17476 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-17476
Want to know whenever a new CVE is published for IBM I? stack.watch will email you.
Affected Versions
IBM i:- Version 7.6 is affected.
- Version 7.5 is affected.
- Version 7.4 is affected.
- Version 7.3 is affected.