What is GHSA-xgm5-85mh-3559?

GHSA-xgm5-85mh-3559 is a security advisory published by GitHub Security Advisories with High severity. NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger...

Which CVE IDs does GHSA-xgm5-85mh-3559 cover?

GHSA-xgm5-85mh-3559 covers the following CVE IDs: CVE-2026-12246. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xgm5-85mh-3559?

GHSA-xgm5-85mh-3559 has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-xgm5-85mh-3559HighCVSS 8.1

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger...

Vendor

GitHub Security Advisories

Published

June 25, 2026

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-12246 →

📋 Description

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite the stack when the zone is written to disk, with a maximum of 111 attacker controlled bytes.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-12246
https://www.nlnetlabs.nl/downloads/nsd/CVE-2026-12246.txt
https://github.com/advisories/GHSA-xgm5-85mh-3559