SUSE-SU-2026:0012-1 Security update for xen

This update for xen fixes the following issues: Security issues fixed: - CVE-2025-27466: NULL pointer dereference in the Viridian interface when updating the reference TSC area bsc1248807. - CVE-2025-58142: NULL pointer dereference in the Viridian interface due to assumption that the SIM page is...

CVE-2025-58147 x86: Incorrect input sanitisation in Viridian hypercalls

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Some Viridian hypercalls can specify a mask of vCPU IDs as an input, in one of three formats. Xen has boundary checking bugs with all three formats, which can cause...

SUSE CVE-2025-58147

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Some Viridian hypercalls can specify a mask of vCPU IDs as an input, in one of three formats. Xen has boundary checking bugs with all three formats, which can cause...