{"id":"CVE-2026-2219","details":"It was discovered that dpkg-deb (a component of dpkg, the Debian package management system) does not properly validate the end of the data stream when uncompressing a zstd-compressed .deb archive, which may result in denial of service (infinite loop spinning the CPU).","modified":"2026-08-12T15:31:37.426014Z","published":"2026-03-07T08:10:53.207Z","related":["SUSE-SU-2026:20766-1","SUSE-SU-2026:20795-1","SUSE-SU-2026:22046-1","SUSE-SU-2026:22085-1","openSUSE-SU-2026:10675-1","openSUSE-SU-2026:20909-1"],"database_specific":{"cna_assigner":"debian","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2219.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2219.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2219"},{"type":"REPORT","url":"https://bugs.debian.org/1129722"},{"type":"FIX","url":"https://git.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=6610297a62c0780dd0e80b0e302ef64fdcc9d313"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.dpkg.org/cgit/dpkg/dpkg.git","events":[{"introduced":"ebc2c3def335ac391b010323ab65a302648f3ec7"},{"fixed":"e1277e8910a539bc75643fc09fdfce72efb40c75"},{"introduced":"744487c98a622b9b38c22c6ca330315af4a30a11"},{"fixed":"58e5927f9f2103e94574d92edbd93e41ab93384a"},{"introduced":"6169b4f7c2678fb6270a785a54142c7d3d0077bd"},{"fixed":"91c2348515166010927429adbd8eb8a50064b632"},{"fixed":"6610297a62c0780dd0e80b0e302ef64fdcc9d313"}],"database_specific":{"cpe":"cpe:2.3:a:debian:dpkg:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.21.18"},{"fixed":"1.21.23"},{"introduced":"1.22.0"},{"fixed":"1.22.22"},{"introduced":"1.23.0"},{"fixed":"1.23.6"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["1.22.21","1.23.5","1.23.4","1.23.3","1.23.2","1.23.1","1.23.0","1.22.20","1.22.19","1.22.18","1.22.17","1.22.16","1.22.15","1.22.14","1.22.13","1.22.12","1.22.11","1.22.10","1.22.9","1.22.8","1.22.7","1.22.6","1.22.5","1.22.4","1.22.3","1.22.2","1.22.1","1.21.22","1.22.0","1.21.21","1.21.20","1.21.19","1.21.18"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2219.json","vanir_signatures_modified":"2026-08-12T15:31:37Z","vanir_signatures":[{"signature_type":"Function","signature_version":"v1","source":"https://git.dpkg.org/cgit/dpkg/dpkg.git@6610297a62c0780dd0e80b0e302ef64fdcc9d313","target":{"file":"lib/dpkg/compress.c","function":"filter_unzstd_code"},"deprecated":false,"digest":{"function_hash":"245494360424293954015091094140295027202","length":480},"id":"CVE-2026-2219-1c9f15b1"},{"source":"https://git.dpkg.org/cgit/dpkg/dpkg.git@6610297a62c0780dd0e80b0e302ef64fdcc9d313","target":{"file":"lib/dpkg/compress.c"},"deprecated":false,"digest":{"line_hashes":["12195665675581459700096585737005087611","287612384907204631831144275473975402648","287266668066199483871727179562060628833"],"threshold":0.9},"id":"CVE-2026-2219-4e3b3cc7","signature_type":"Line","signature_version":"v1"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}