PT-2026-52210 · Nsd+2 · Nsd+2

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CVE-2026-12245

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Published

2026-06-25

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Updated

2026-07-29

CVSS v4.0

8.7

High

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions NSD version 4.13.0
Description A heap use-after-free bug exists when logging errors on TLS connections. This issue can be triggered by sending a DNS query over a DNS over TLS (DoT) connection and closing the connection before reading the response, resulting in a crash of the server process.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

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Weakness Enumeration

Related Identifiers

CVE-2026-12245
OPENSUSE-SU-2026:11395-1
OPENSUSE-SU-2026:21502-1
USN-8474-1

Affected Products

Linuxmint
Nsd
Ubuntu