chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has ‘\0’ as its first or second character (such as the “/\0” name).
access.redhat.com/errata/RHSA-2019:2049
bugs.debian.org/911637
github.com/kyz/libmspack/commit/8759da8db6ec9e866cb8eb143313f397f925bb4f
lists.debian.org/debian-lts-announce/2018/10/msg00017.html
security.gentoo.org/glsa/201903-20
usn.ubuntu.com/3814-1/
usn.ubuntu.com/3814-2/
usn.ubuntu.com/3814-3/
www.openwall.com/lists/oss-security/2018/10/22/1
www.starwindsoftware.com/security/sw-20181213-0002/