CVE-2026-23558

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

UBUNTU-CVE-2026-23558

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

CVE-2026-23558 grant table v2 race in status page mapping

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

Linux Distros Unpatched Vulnerability : CVE-2026-23558

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version...

SUSE CVE-2026-23558

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

CVE-2026-23558

creationtimestamp| type| source ---|---|--- 2026-04-28 12:54:09+00:00| seen| https://bsky.app/profile/infosec.skyfleet.blue/post/3mkkmx3sy7i2s 2026-04-29 01:49:24+00:00| seen| https://www.acn.gov.it/portale/w/risolte-vulnerabilita-in-citrix-xenserver 2026-04-29 12:45:35+00:00| seen|...