An issue was discovered in GNOME gvfs 1.29.4 through 1.41.2. daemon/gvfsbackendadmin.c has race conditions because the admin backend doesn’t implement query_info_on_read/write.
lists.opensuse.org/opensuse-security-announce/2019-07/msg00008.html
lists.opensuse.org/opensuse-security-announce/2019-07/msg00009.html
www.openwall.com/lists/oss-security/2019/07/09/3
gitlab.gnome.org/GNOME/gvfs/commit/764e9af7522e3096c0f44613c330377d31c9bbb5
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FP6BFQUPQRVRRFIYHFWWB6RHJNEB4LGQ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M2DQVOL5H5BVLXYCEB763DCIYJQ7ZUQ2/
usn.ubuntu.com/4053-1/