What is GHSA-v475-h857-w8m4?

GHSA-v475-h857-w8m4 is a security advisory published by GitHub Security Advisories with Medium severity. IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to...

Which CVE IDs does GHSA-v475-h857-w8m4 cover?

GHSA-v475-h857-w8m4 covers the following CVE IDs: CVE-2026-17255. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v475-h857-w8m4?

GHSA-v475-h857-w8m4 has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-v475-h857-w8m4MediumCVSS 4.3

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to...

Vendor

GitHub Security Advisories

Published

September 4, 2026

Last Modified

September 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-17255 →

📋 Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper validation of the prefix length in ICMPv6 Router Advertisements.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-17255
https://www.ibm.com/support/pages/node/7286093
https://github.com/advisories/GHSA-v475-h857-w8m4