{"id":"UBUNTU-CVE-2022-4121","details":"In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.","modified":"2026-01-30T00:28:37.954390Z","published":"2023-01-17T18:15:00Z","related":["USN-7740-1"],"upstream":["CVE-2022-4121"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-4121"},{"type":"REPORT","url":"https://github.com/dinhvh/libetpan/issues/420"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-4121"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7740-1"}],"affected":[{"package":{"name":"libetpan","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libetpan@1.6-1ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6-1ubuntu0.1+esm1"}]}],"versions":["1.5-2","1.6-1","1.6-1build1","1.6-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libetpan-dev","binary_version":"1.6-1ubuntu0.1+esm1"},{"binary_name":"libetpan17","binary_version":"1.6-1ubuntu0.1+esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-4121.json"}},{"package":{"name":"libetpan","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libetpan@1.8.0-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1ubuntu0.1~esm1"}]}],"versions":["1.8.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libetpan-dev","binary_version":"1.8.0-1ubuntu0.1~esm1"},{"binary_name":"libetpan20","binary_version":"1.8.0-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-4121.json"}},{"package":{"name":"libetpan","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/libetpan@1.9.4-2ubuntu0.1~esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.4-2ubuntu0.1~esm1"}]}],"versions":["1.9.3-2","1.9.4-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libetpan-dev","binary_version":"1.9.4-2ubuntu0.1~esm1"},{"binary_name":"libetpan20","binary_version":"1.9.4-2ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-4121.json"}},{"package":{"name":"libetpan","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libetpan@1.9.4-3+deb11u1build0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.4-3+deb11u1build0.22.04.1"}]}],"versions":["1.9.4-3"],"ecosystem_specific":{"binaries":[{"binary_name":"libetpan-dev","binary_version":"1.9.4-3+deb11u1build0.22.04.1"},{"binary_name":"libetpan20","binary_version":"1.9.4-3+deb11u1build0.22.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-4121.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}