{"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_01M5NJMMNSTT20DJDMEB9KYQF3","modified_at":"2026-10-26T18:02:38.164607115Z","published_at":"2025-09-15T14:15:37.133Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53147","https://security-tracker.debian.org/tracker/CVE-2023-53147"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53147#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53147"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: xfrm: add NULL check in xfrm_update_ae_params Normally, x->replay_esn and x->preplay_esn should be allocated at xfrm_alloc_replay_st"}