{"id":"UBUNTU-CVE-2020-35738","details":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","modified":"2026-04-22T14:24:06.152015Z","published":"2020-12-28T04:15:00Z","related":["USN-4682-1"],"upstream":["CVE-2020-35738"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-35738"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4682-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-35738"}],"affected":[{"package":{"name":"wavpack","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/wavpack@5.1.0-2ubuntu1.5?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.0-2ubuntu1.5"}]}],"versions":["5.1.0-2","5.1.0-2ubuntu1","5.1.0-2ubuntu1.1","5.1.0-2ubuntu1.2","5.1.0-2ubuntu1.3","5.1.0-2ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.1.0-2ubuntu1.5"},{"binary_name":"wavpack","binary_version":"5.1.0-2ubuntu1.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-35738.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/wavpack@5.2.0-1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-1ubuntu0.1"}]}],"versions":["5.1.0-7","5.2.0-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libwavpack1","binary_version":"5.2.0-1ubuntu0.1"},{"binary_name":"wavpack","binary_version":"5.2.0-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-35738.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},{"type":"Ubuntu","score":"medium"}]}