This update for xen fixes the following issues:
CVE-2021-28701: Fixed race condition in XENMAPSPACE_grant_table handling (XSA-384) (bsc#1189632).
Upstream bug fixes (bsc#1027519)
{ "binaries": [ { "xen": "4.12.4_14-3.52.1", "xen-doc-html": "4.12.4_14-3.52.1", "xen-libs": "4.12.4_14-3.52.1", "xen-libs-32bit": "4.12.4_14-3.52.1", "xen-tools": "4.12.4_14-3.52.1", "xen-tools-domU": "4.12.4_14-3.52.1" } ] }
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3181-1.json"
{ "binaries": [ { "xen-devel": "4.12.4_14-3.52.1" } ] }