{"id":"UBUNTU-CVE-2024-2236","details":"A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.","modified":"2026-09-01T21:00:08.465523961Z","published":"2024-03-06T22:15:00Z","related":["USN-8711-1"],"upstream":["CVE-2024-2236"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-2236"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2024-2236"},{"type":"REPORT","url":"https://lists.gnupg.org/pipermail/gcrypt-devel/2024-March/005607.html"},{"type":"REPORT","url":"https://github.com/tomato42/marvin-toolkit/tree/master/example/libgcrypt"},{"type":"REPORT","url":"https://dev.gnupg.org/T7136"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-2236"},{"type":"REPORT","url":"https://gitlab.com/redhat-crypto/libgcrypt/libgcrypt-mirror/-/merge_requests/17"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8711-1"}],"affected":[{"package":{"name":"libgcrypt11","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libgcrypt11?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.5.0-3ubuntu3","1.5.3-2ubuntu1","1.5.3-2ubuntu4","1.5.3-2ubuntu4.1","1.5.3-2ubuntu4.2","1.5.3-2ubuntu4.3","1.5.3-2ubuntu4.4","1.5.3-2ubuntu4.5","1.5.3-2ubuntu4.6","1.5.3-2ubuntu4.6+esm1"],"ecosystem_specific":{"priority_reason":"libgcrypt 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