========================================================================== Ubuntu Security Notice USN-7526-1 May 21, 2025
bind9 vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.04 - Ubuntu 24.10 Summary: Bind could be made to crash if it received specially crafted network traffic. Software Description: - bind9: Internet Domain Name Server Details: It was discovered that Bind incorrectly handled certain DNS messages with invalid TSIG. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 25.04 bind9 1:9.20.4-3ubuntu1.1 Ubuntu 24.10 bind9 1:9.20.0-2ubuntu3.2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7526-1 CVE-2025-40775 Package Information: https://launchpad.net/ubuntu/+source/bind9/1:9.20.4-3ubuntu1.1 https://launchpad.net/ubuntu/+source/bind9/1:9.20.0-2ubuntu3.2
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Description: OpenPGP digital signature
