{"action":"Upgrade linux to 6.12.85-1 or later.","affected":[{"fixed":"6.12.85-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.85-1"],"id":"tcs_01M5NR21M3VM7EXECBSW65RP9X","modified_at":"2026-10-23T18:04:39.979037600Z","published_at":"2026-03-18T11:16:16.090Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-23243","https://security-tracker.debian.org/tracker/CVE-2026-23243"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-23243#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-23243"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative data_len in ib_umad_write ib_umad_write computes data_len from user-controlled count and the MAD header s"}