{"action":"Upgrade linux to 5.17.3-1 or later.","affected":[{"fixed":"5.17.3-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.17.3-1"],"id":"tcs_01M5NG8YJBQFR2NETKZWQ2YHS5","modified_at":"2026-10-23T18:04:20.967407379Z","published_at":"2025-02-26T06:37:05.780Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-47640","https://security-tracker.debian.org/tracker/CVE-2021-47640"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-47640","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-47640"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix early region not updated correctly The shadow's page table is not updated when PTE_RPN_SHIFT is 24 and PAGE_SHIFT"}