A NULL pointer dereference in sanei_epson_net_read in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to cause a denial of service, aka GHSL-2020-075.
lists.opensuse.org/opensuse-security-announce/2020-10/msg00079.html
lists.opensuse.org/opensuse-security-announce/2020-11/msg00003.html
alioth-lists.debian.net/pipermail/sane-announce/2020/000041.html
gitlab.com/sane-project/backends/-/issues/279#issue-1-ghsl-2020-075-null-pointer-dereference-in-sanei_epson_net_read
lists.debian.org/debian-lts-announce/2020/08/msg00029.html
lists.debian.org/debian-lts-announce/2020/10/msg00010.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWUVCHURVGGYBEUOBA4PLSNXJVBKHJYJ/
securitylab.github.com/advisories/GHSL-2020-075-libsane
usn.ubuntu.com/4470-1/