Buffer overflow in Ibm I

CVE-2026-17502

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 out-of-bounds write.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.

Affected products

  • Ibm I — versions 7.6, 7.5, 7.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17502?
CVE-2026-17502 is a high-severity vulnerability in Ibm I, classified under Out-of-bounds Write. CVSS score: 8.6/10. Published 2026-08-13.
How severe is CVE-2026-17502?
High severity. CVSS v3 base score is 8.6 out of 10.