{"action":"Upgrade linux to 5.10.24-1 or later.","affected":[{"fixed":"5.10.24-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.10.24-1"],"id":"tcs_01M5NFQ3DF348JA964PT917T0C","modified_at":"2026-10-23T18:03:14.722821385Z","published_at":"2021-05-14T23:15:09.780Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-33033","https://security-tracker.debian.org/tracker/CVE-2021-33033"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-33033#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-33033"}],"summary":"The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd."}