clamav is vulnerable to denial of service (DoS). The vulnerability exists as a stack buffer overflow read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device.
blog.clamav.net/2020/05/clamav-01023-security-patch-released.html
lists.debian.org/debian-lts-announce/2020/05/msg00018.html
lists.fedoraproject.org/archives/list/[email protected]/message/3BMTC7I5LGY4FCIZLHPNC4WWC6VNLFER/
lists.fedoraproject.org/archives/list/[email protected]/message/L5YWYT27SBTV4RZSGFHIQUI4LQVFASWS/
lists.fedoraproject.org/archives/list/[email protected]/message/ROBJOGJOT44MVDX7RQEACYHQN4LYW5RK/
usn.ubuntu.com/4370-1/
usn.ubuntu.com/4370-2/