The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM: clamav 0.103.2+dfsg-0ubuntu0.14.04.1+esm1 This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.
https://ubuntu.com/security/notices/USN-4918-2
https://ubuntu.com/security/notices/USN-4918-1
CVE-2021-1252, CVE-2021-1404, CVE-2021-1405
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