{"action":"Upgrade xen to 4.17.2+76-ge1f9cb16e2-1 or later.","affected":[{"fixed":"4.17.2+76-ge1f9cb16e2-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.17.2+76-ge1f9cb16e2-1"],"id":"tcs_01M5NJC1WVBECY93SH3T0XYY5P","modified_at":"2026-10-23T18:04:06.398360339Z","published_at":"2024-01-05T17:15:11.197Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-46836","https://security-tracker.debian.org/tracker/CVE-2023-46836"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-46836#Debian:14/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-46836"}],"summary":"The fixes for XSA-422 (Branch Type Confusion) and XSA-434 (Speculative Return Stack Overflow) are not IRQ-safe. It was believed that the mitigations always operated in contexts with IRQs disabled. How"}