{"action":"Upgrade linux to 6.12.88-1 or later.","affected":[{"fixed":"6.12.88-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.88-1"],"id":"tcs_01M5NSBSFCQSREQZFDT8QH81ZQ","modified_at":"2026-11-07T10:00:36.089295765Z","published_at":"2026-05-27T14:17:26.480Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-46063","https://security-tracker.debian.org/tracker/CVE-2026-46063"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-46063","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-46063"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: x86/shstk: Prevent deadlock during shstk sigreturn During sigreturn the shadow stack signal frame is popped. The kernel does this by"}