{"action":"Upgrade linux-6.12 to 6.12.111-1~deb12u1 or later.","affected":[{"fixed":"6.12.111-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.111-1~deb12u1"],"id":"tcs_01M5NW81RCJZKDS4C0HF8TCJRB","modified_at":"2026-10-31T10:02:11.220823554Z","published_at":"2026-09-11T20:19:39.933Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89561","https://security-tracker.debian.org/tracker/CVE-2026-89561"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89561#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89561"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: fix NULL dereference of idev in ipv6_rpl_srh_rcv() ipv6_rpl_srh_rcv() dereferences idev from __in6_dev_get() without a NU"}