{"id":"CVE-2026-57222","summary":"Suricata ippair: hash collision can cause incorrect state reuse across IPv4 and IPv6","details":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and 8.0.6, crafted IPv4 and IPv6 address pairs can collide in the IPPair hash because src/ippair.c did not compare the IP address family before reusing IPPair-backed state. This can apply state from one IP family to another for xbits track ip_pair, FTP data expectations, and, on the 7.0 release line, thresholding, detection_filter, and rate_filter rules using track by_both, causing incorrect detection state. This issue is fixed in versions 8.0.6 and 7.0.17.","aliases":["GHSA-2r8x-23fw-hgcg"],"modified":"2026-09-23T08:29:31.260649Z","published":"2026-09-18T20:05:15.072Z","related":["openSUSE-SU-2026:11308-1"],"database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-697"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57222.json"},"references":[{"type":"WEB","url":"https://github.com/OISF/suricata/releases/tag/suricata-7.0.17"},{"type":"WEB","url":"https://github.com/OISF/suricata/releases/tag/suricata-8.0.6"},{"type":"WEB","url":"https://redmine.openinfosecfoundation.org/issues/8559"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57222.json"},{"type":"ADVISORY","url":"https://github.com/OISF/suricata/security/advisories/GHSA-2r8x-23fw-hgcg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57222"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/4a728464e6eb9e273bb02e3df0c28929b28db71d"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/9d788575c5d22a34eeed50d56557ed12b05e0aec"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/c92e270c4a795c52bce610aa1ce9ebaf065c49e6"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/oisf/suricata","events":[{"introduced":"9956286fb89f9cad9e9f95b99dc751f8666617b7"},{"introduced":"0"},{"fixed":"4c28cc1b4ac64f48efdca6ce3e09748227a04a7e"},{"fixed":"f707f3208de8216e4eccada5c10e6edce460a82a"},{"fixed":"4a728464e6eb9e273bb02e3df0c28929b28db71d"},{"fixed":"9d788575c5d22a34eeed50d56557ed12b05e0aec"},{"fixed":"c92e270c4a795c52bce610aa1ce9ebaf065c49e6"}],"database_specific":{"extracted_events":[{"introduced":"8.0.0"},{"fixed":"8.0.6"},{"introduced":"0"},{"fixed":"7.0.17"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["suricata-7.0.16","suricata-8.0.5","suricata-8.0.4","suricata-7.0.15","suricata-7.0.14","suricata-8.0.3","suricata-8.0.2","suricata-7.0.13","suricata-7.0.12","suricata-8.0.1","suricata-8.0.0","suricata-7.0.11","suricata-7.0.10","suricata-7.0.9","suricata-7.0.8","suricata-7.0.7","suricata-7.0.6","suricata-7.0.5","suricata-7.0.4","suricata-7.0.3","suricata-7.0.2","suricata-7.0.1","suricata-7.0.0","suricata-7.0.0-rc2","suricata-7.0.0-rc1","suricata-7.0.0-beta1","suricata-6.0.1","suricata-6.0.0","suricata-6.0.0-rc1","suricata-6.0.0-beta1","suricata-5.0.1","suricata-5.0.0","suricata-5.0.0-rc1","suricata-5.0.0-beta1","suricata-4.1.2","suricata-4.1.1","suricata-4.1.0","suricata-4.1.0-rc2","suricata-4.1.0-rc1","suricata-4.1.0-beta1","suricata-4.0.1","suricata-4.0.0","suricata-4.0.0-rc2","suricata-4.0.0-rc1","suricata-4.0.0-beta1","suricata-3.2.1","suricata-3.2","suricata-3.2RC1","suricata-3.2beta1","suricata-3.1.2","suricata-3.1.1","suricata-3.1","suricata-3.0.1","suricata-3.1RC1","suricata-3.0.1RC1","suricata-3.0","suricata-3.0RC3","suricata-3.0RC2","suricata-3.0RC1","suricata-2.1beta4","suricata-2.1beta3","suricata-2.1beta2","suricata-2.1beta1","suricata-2.0.2","suricata-2.0.1","suricata-2.0.1rc1","suricata-2.0","suricata-2.0rc3","suricata-2.0rc2","suricata-2.0rc1","suricata-2.0beta2","suricata-2.0beta1","suricata-1.4","suricata-1.4rc1","suricata-1.4beta3","suricata-1.4beta2","suricata-1.4beta1","suricata-1.3.1","suricata-1.3","suricata-1.3rc1","suricata-1.3beta2","suricata-1.3beta1","suricata-1.2.1","suricata-1.2","suricata-1.2rc1","suricata-1.2beta1","suricata-1.1","suricata-1.1rc1","suricata-1.1beta3","suricata-1.1beta2","suricata-1.1beta1","suricata-1.0.2","suricata-1.0.1","suricata-1.0.0","suricata-0.8.2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-57222.json","vanir_signatures_modified":"2026-09-23T08:29:31Z","vanir_signatures":[{"target":{"file":"src/ippair.c","function":"IPPairCompare"},"deprecated":false,"digest":{"function_hash":"148541248938840733901618407173789712208","length":304},"id":"CVE-2026-57222-0c561296","signature_type":"Function","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/c92e270c4a795c52bce610aa1ce9ebaf065c49e6"},{"target":{"file":"src/ippair.c","function":"IPPairCompare"},"deprecated":false,"digest":{"function_hash":"148541248938840733901618407173789712208","length":304},"id":"CVE-2026-57222-6bf08d34","signature_type":"Function","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/9d788575c5d22a34eeed50d56557ed12b05e0aec"},{"target":{"file":"src/ippair.c","function":"IPPairCompare"},"deprecated":false,"digest":{"function_hash":"148541248938840733901618407173789712208","length":304},"id":"CVE-2026-57222-6d13a820","signature_type":"Function","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/4a728464e6eb9e273bb02e3df0c28929b28db71d"},{"id":"CVE-2026-57222-cdecbc91","signature_type":"Line","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/c92e270c4a795c52bce610aa1ce9ebaf065c49e6","target":{"file":"src/ippair.c"},"deprecated":false,"digest":{"line_hashes":["189886013570635351233487738339624552668","136059778810118729380968235123917037991","297442555018357742795257607003524389706","90896561733580146238746526358725231705","322095458626760222245550595096823125017"],"threshold":0.9}},{"source":"https://github.com/oisf/suricata/commit/9d788575c5d22a34eeed50d56557ed12b05e0aec","target":{"file":"src/ippair.c"},"deprecated":false,"digest":{"line_hashes":["189886013570635351233487738339624552668","136059778810118729380968235123917037991","297442555018357742795257607003524389706","90896561733580146238746526358725231705","322095458626760222245550595096823125017"],"threshold":0.9},"id":"CVE-2026-57222-d43098e3","signature_type":"Line","signature_version":"v1"},{"digest":{"threshold":0.9,"line_hashes":["189886013570635351233487738339624552668","136059778810118729380968235123917037991","297442555018357742795257607003524389706","90896561733580146238746526358725231705","322095458626760222245550595096823125017"]},"id":"CVE-2026-57222-dca94992","signature_type":"Line","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/4a728464e6eb9e273bb02e3df0c28929b28db71d","target":{"file":"src/ippair.c"},"deprecated":false}]}}],"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:L/A:N"}]}