========================================================================== Ubuntu Security Notice USN-6909-3 August 15, 2024
bind9 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: Several security issues were fixed in Bind. Software Description: - bind9: Internet Domain Name Server Details: USN-6909-1 fixed vulnerabilities in Bind. This update provides the corresponding updates for Ubuntu 16.04 LTS. Original advisory details: Toshifumi Sakaguchi discovered that Bind incorrectly handled having a very large number of RRs existing at the same time. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. (CVE-2024-1737) It was discovered that Bind incorrectly handled a large number of SIG(0) signed requests. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. (CVE-2024-1975) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS bind9 1:9.10.3.dfsg.P4-8ubuntu1.19+esm9 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6909-3 https://ubuntu.com/security/notices/USN-6909-2 https://ubuntu.com/security/notices/USN-6909-1 CVE-2024-1737, CVE-2024-1975
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