{"id":"USN-6733-1","summary":"gnutls28 vulnerabilities","details":"It was discovered that GnuTLS had a timing side-channel when performing\ncertain ECDSA operations. A remote attacker could possibly use this issue\nto recover sensitive information. (CVE-2024-28834)\n\nIt was discovered that GnuTLS incorrectly handled verifying certain PEM\nbundles. A remote attacker could possibly use this issue to cause GnuTLS to\ncrash, resulting in a denial of service. This issue only affected Ubuntu\n22.04 LTS and Ubuntu 23.10. (CVE-2024-28835)\n","modified":"2026-04-22T10:45:52.094974Z","published":"2024-04-15T16:37:17Z","related":["UBUNTU-CVE-2024-28834","UBUNTU-CVE-2024-28835"],"upstream":["CVE-2024-28834","CVE-2024-28835","UBUNTU-CVE-2024-28834","UBUNTU-CVE-2024-28835"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6733-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-28834"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-28835"}],"affected":[{"package":{"name":"gnutls28","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/gnutls28@3.6.13-2ubuntu1.11?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.13-2ubuntu1.11"}]}],"versions":["3.6.9-5ubuntu1","3.6.9-5ubuntu2","3.6.10-5","3.6.11.1-2","3.6.11.1-2ubuntu2","3.6.13-2ubuntu1","3.6.13-2ubuntu1.1","3.6.13-2ubuntu1.2","3.6.13-2ubuntu1.3","3.6.13-2ubuntu1.6","3.6.13-2ubuntu1.7","3.6.13-2ubuntu1.8","3.6.13-2ubuntu1.9","3.6.13-2ubuntu1.10"],"ecosystem_specific":{"binaries":[{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"gnutls-bin"},{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"guile-gnutls"},{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"libgnutls-dane0"},{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"libgnutls-openssl27"},{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"libgnutls30"},{"binary_version":"3.6.13-2ubuntu1.11","binary_name":"libgnutlsxx28"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-28834"}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6733-1.json"}},{"package":{"name":"gnutls28","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/gnutls28@3.7.3-4ubuntu1.5?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.3-4ubuntu1.5"}]}],"versions":["3.7.1-5ubuntu1","3.7.2-2ubuntu1","3.7.2-4ubuntu1","3.7.2-5ubuntu1","3.7.3-4ubuntu1","3.7.3-4ubuntu1.1","3.7.3-4ubuntu1.2","3.7.3-4ubuntu1.3","3.7.3-4ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"gnutls-bin"},{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"guile-gnutls"},{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"libgnutls-dane0"},{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"libgnutls-openssl27"},{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"libgnutls30"},{"binary_version":"3.7.3-4ubuntu1.5","binary_name":"libgnutlsxx28"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-28834"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-28835"}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6733-1.json"}}],"schema_version":"1.7.5"}