What is GHSA-rcp9-2p4r-m2hm?

GHSA-rcp9-2p4r-m2hm is a security advisory published by GitHub Security Advisories with High severity. NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections,...

Which CVE IDs does GHSA-rcp9-2p4r-m2hm cover?

GHSA-rcp9-2p4r-m2hm covers the following CVE IDs: CVE-2026-12245. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-rcp9-2p4r-m2hm?

GHSA-rcp9-2p4r-m2hm has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-rcp9-2p4r-m2hmHighCVSS 7.5

NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections,...

Vendor

GitHub Security Advisories

Published

June 25, 2026

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-12245 →

📋 Description

NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the connection without reading the response.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-12245
https://www.nlnetlabs.nl/downloads/nsd/CVE-2026-12245.txt
https://github.com/advisories/GHSA-rcp9-2p4r-m2hm