{"action":"Upgrade linux to 6.12.111-1 or later.","affected":[{"fixed":"6.12.111-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.111-1"],"id":"tcs_01M5NWAX4FQ830GZ69CFZX0WGK","modified_at":"2026-10-23T18:05:48.084581521Z","published_at":"2026-09-16T10:16:55.173Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89793","https://security-tracker.debian.org/tracker/CVE-2026-89793"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89793#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89793"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ublk: clear VM_MAYWRITE on read-only ublk char device mmap ublk_ch_mmap() rejects mmap requests with VM_WRITE set, but never clears"}