{"id":"UBUNTU-CVE-2024-30172","details":"An issue was discovered in Bouncy Castle Java Cryptography APIs before 1.78. An Ed25519 verification code infinite loop can occur via a crafted signature and public key.","modified":"2026-03-19T07:14:49.498039Z","published":"2024-05-14T15:21:00Z","related":["USN-8108-1"],"upstream":["CVE-2024-30172"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-30172"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-30172"},{"type":"REPORT","url":"https://github.com/bcgit/bc-java/issues/1599"},{"type":"REPORT","url":"https://www.bouncycastle.org/latest_releases.html"},{"type":"REPORT","url":"https://github.com/bcgit/bc-java/commit/9c165791b68a204678b48ec11e4e579754c2ea49"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8108-1"}],"affected":[{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.77-1ubuntu0.1~esm1?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.77-1ubuntu0.1~esm1"}]}],"versions":["1.72-2","1.77-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcjmail-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcmail-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcpg-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcprov-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbctls-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcutil-java"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30172.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}