{"action":"Upgrade linux to 6.4.13-1 or later.","affected":[{"fixed":"6.4.13-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.4.13-1"],"id":"tcs_01M5NJTZ1DNPV4DF9VBN5ZFDFB","modified_at":"2026-10-23T17:47:47.893210697Z","published_at":"2025-12-09T16:17:24.613Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53843","https://security-tracker.debian.org/tracker/CVE-2023-53843"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53843#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53843"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject negative ifindex Recent changes in net-next (commit 759ab1edb56c (\"net: store netdevs in an xarray\")) refac"}