{"id":"CVE-2026-57226","summary":"Suricata swf: heap buffer overflow in SWF decompression depth handling","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, HTTP SWF decompression with the non-default swf-decompression feature and an unsafe decompress-depth can use the configured depth when allocating in src/util-file-decompression.c instead of limiting the allocation to the Flash file's actual data requirement. A crafted SWF response can therefore trigger an integer-related heap buffer overflow and crash Suricata; the default disabled feature and default depth are not affected. This issue is fixed in versions 8.0.6 and 7.0.17.","aliases":["GHSA-p33j-r48q-3jcf"],"modified":"2026-09-20T14:24:17.043146Z","published":"2026-09-18T20:07:31.465Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-122","CWE-190"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57226.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/8642"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57226.json"},{"type":"ADVISORY","url":"https://github.com/OISF/suricata/security/advisories/GHSA-p33j-r48q-3jcf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57226"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/82af0aeb7cec39e206a9ca96c4966425eddeaa74"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/b63224871b0f8b0b1f7b8c22d05ba8a5c5f69fbb"},{"type":"FIX","url":"https://github.com/OISF/suricata/commit/d9fae18432501674338e28bd33e35788c95d4a98"},{"type":"FIX","url":"https://github.com/OISF/suricata/pull/15704"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/oisf/suricata","events":[{"introduced":"9956286fb89f9cad9e9f95b99dc751f8666617b7"},{"introduced":"0"},{"fixed":"4c28cc1b4ac64f48efdca6ce3e09748227a04a7e"},{"fixed":"f707f3208de8216e4eccada5c10e6edce460a82a"},{"fixed":"82af0aeb7cec39e206a9ca96c4966425eddeaa74"},{"fixed":"b63224871b0f8b0b1f7b8c22d05ba8a5c5f69fbb"},{"fixed":"d9fae18432501674338e28bd33e35788c95d4a98"}],"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/cve-osv-conversion/osv-output/CVE-2026-57226.json","vanir_signatures_modified":"2026-09-20T14:24:17Z","vanir_signatures":[{"signature_version":"v1","source":"https://github.com/oisf/suricata/commit/82af0aeb7cec39e206a9ca96c4966425eddeaa74","target":{"file":"src/util-file-decompression.c","function":"FileSwfDecompression"},"deprecated":false,"digest":{"function_hash":"192864224979539733037586966219519213610","length":2209},"id":"CVE-2026-57226-007d15e9","signature_type":"Function"},{"signature_version":"v1","source":"https://github.com/oisf/suricata/commit/82af0aeb7cec39e206a9ca96c4966425eddeaa74","target":{"file":"src/util-file-decompression.c"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["275405343321062405205794929732698709963","144766653225240918387621820185440799630","60486805435350465644198612319070306078","9874142513738138650622108364020974595"]},"id":"CVE-2026-57226-28280861","signature_type":"Line"},{"signature_type":"Function","signature_version":"v1","source":"https://github.com/oisf/suricata/commit/d9fae18432501674338e28bd33e35788c95d4a98","target":{"file":"src/util-file-decompression.c","function":"FileSwfDecompression"},"deprecated":false,"digest":{"function_hash":"192864224979539733037586966219519213610","length":2209},"id":"CVE-2026-57226-3e3ee0d1"},{"id":"CVE-2026-57226-7f929983","signature_type":"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