{"id":"CVE-2026-31932","state":"PUBLISHED","title":"Suricata krb5: quadratic complexity in krb5 buffering","description":"Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, inefficiency in KRB5 buffering can lead to performance degradation. This issue has been patched in versions 7.0.15 and 8.0.4.","publishedAt":"2026-04-02T14:02:40.205Z","updatedAt":"2026-04-02T18:33:25.016Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["OISF suricata"],"affected":[{"vendor":"OISF","product":"suricata","versions":[{"version":"< 7.0.15","status":"affected"},{"version":">= 8.0.0, < 8.0.4","status":"affected"}]}],"references":["https://github.com/OISF/suricata/security/advisories/GHSA-rp9m-jcpw-hggr","https://redmine.openinfosecfoundation.org/issues/8305"],"weaknesses":["CWE-407"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/31xxx/CVE-2026-31932.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31932","state":"PUBLISHED","datePublished":"2026-04-02T14:02:40.205Z","dateUpdated":"2026-04-02T18:33:25.016Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-10T15:10:10.654Z"},"containers":{"cna":{"title":"Suricata krb5: quadratic complexity in krb5 buffering","descriptions":[{"lang":"en","value":"Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, inefficiency in KRB5 buffering can lead to performance degradation. This issue has been patched in versions 7.0.15 and 8.0.4."}],"affected":[{"vendor":"OISF","product":"suricata","versions":[{"version":"< 7.0.15","status":"affected"},{"version":">= 8.0.0, < 8.0.4","status":"affected"}]}],"references":[{"url":"https://github.com/OISF/suricata/security/advisories/GHSA-rp9m-jcpw-hggr","name":"https://github.com/OISF/suricata/security/advisories/GHSA-rp9m-jcpw-hggr","tags":["x_refsource_CONFIRM"]},{"url":"https://redmine.openinfosecfoundation.org/issues/8305","name":"https://redmine.openinfosecfoundation.org/issues/8305","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-407","lang":"en","description":"CWE-407: Inefficient Algorithmic Complexity","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-04-02T14:02:40.205Z"},"source":{"advisory":"GHSA-rp9m-jcpw-hggr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-02T18:33:08.564205Z","id":"CVE-2026-31932","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-02T18:33:25.016Z"}}]}}}