Yehuda Afek, Anat Bremler-Barr, and Shani Stajnrod discovered that Bind incorrectly handled large delegations. A remote attacker could possibly use this issue to reduce performance, leading to a denial of service. (CVE-2022-2795)
It was discovered that Bind incorrectly handled statistics requests. A remote attacker could possibly use this issue to obtain sensitive memory contents, or cause a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2881)
It was discovered that Bind incorrectly handled memory when processing certain Diffie-Hellman key exchanges. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2906)
Maksym Odinintsev discovered that Bind incorrectly handled answers from cache when configured with a zero stale-answer-timeout. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-3080)
It was discovered that Bind incorrectly handled memory when processing ECDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2022-38177)
It was discovered that Bind incorrectly handled memory when processing EDDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. (CVE-2022-38178)
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