https://seclists.org/oss-sec/2026/q3/208: ISC has disclosed nine vulnerabilities in BIND 9 (CVE-2026-10723, CVE-2026-10822, CVE-2026-11331, CVE-2026-11605, CVE-2026-11622, CVE-2026-11721, CVE-2026-12617, CVE-2026-13204, CVE-2026-13321)

Published Jul 22, 2026
·
Updated

Affected Software

1 affected component
ISC BIND 9
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Frequently Asked Questions

1

What is the severity of CVE-2026-10723?

CVE-2026-10723 has been classified as a medium severity vulnerability.

2

How do I fix CVE-2026-10723?

To fix CVE-2026-10723, update to the latest version of BIND 9 provided by ISC.

3

What impact does CVE-2026-10822 have on BIND 9?

CVE-2026-10822 may cause an unexpected exit of the server when processing Key Records with the PRIVATEDNS algorithm.

4

Are all the disclosed vulnerabilities in BIND 9 equally critical?

No, the criticality varies across the vulnerabilities, with some classified as high severity and others as medium.

5

How can I ensure my BIND 9 installation is secure against these vulnerabilities?

Regularly update to the latest versions and apply security patches provided by ISC to secure your BIND 9 installation.

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