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CERTFR-2026-AVI-0309
Vulnerability from certfr_avis - Published: 2026-03-18 - Updated: 2026-03-18
De multiples vulnérabilités ont été découvertes dans Suricata. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
References
| Title | Publication Time | Tags | |||
|---|---|---|---|---|---|
|
|||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Suricata versions 8.0.x ant\u00e9rieures \u00e0 8.0.4",
"product": {
"name": "Suricata",
"vendor": {
"name": "Suricata",
"scada": false
}
}
},
{
"description": "Suricata versions 7.0.x ant\u00e9rieures \u00e0 7.0.15",
"product": {
"name": "Suricata",
"vendor": {
"name": "Suricata",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-31932",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31932"
},
{
"name": "CVE-2026-31931",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31931"
},
{
"name": "CVE-2026-31933",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31933"
},
{
"name": "CVE-2026-31937",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31937"
},
{
"name": "CVE-2026-31935",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31935"
},
{
"name": "CVE-2026-31934",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-31934"
}
],
"initial_release_date": "2026-03-18T00:00:00",
"last_revision_date": "2026-03-18T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0309",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-03-18T00:00:00.000000"
}
],
"risks": [
{
"description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Suricata. Elles permettent \u00e0 un attaquant de provoquer un probl\u00e8me de s\u00e9curit\u00e9 non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Suricata",
"vendor_advisories": [
{
"published_at": "2026-03-17",
"title": "Bulletin de s\u00e9curit\u00e9 Suricata suricata-8-0-4-and-7-0-15-released",
"url": "https://suricata.io/2026/03/17/suricata-8-0-4-and-7-0-15-released/"
}
]
}
CVE-2026-31932 (GCVE-0-2026-31932)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:02 – Updated: 2026-04-02 18:33
VLAI?
EPSS
Title
Suricata krb5: quadratic complexity in krb5 buffering
Summary
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.
Severity ?
7.5 (High)
CWE
- CWE-407 - Inefficient Algorithmic Complexity
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
{
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"version": "2.0.3"
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}
],
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},
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],
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}
],
"source": {
"advisory": "GHSA-rp9m-jcpw-hggr",
"discovery": "UNKNOWN"
},
"title": "Suricata krb5: quadratic complexity in krb5 buffering"
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"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-31931 (GCVE-0-2026-31931)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:01 – Updated: 2026-04-02 14:18
VLAI?
EPSS
Title
Suricata tls: null dereference in tls.alpn rule keyword
Summary
Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4.
Severity ?
7.5 (High)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-31931",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-02T14:18:13.377669Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
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{
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"vendor": "OISF",
"versions": [
{
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"version": "\u003e= 8.0.0, \u003c 8.0.4"
}
]
}
],
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}
],
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"attackVector": "NETWORK",
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"baseScore": 7.5,
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"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",
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}
}
],
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{
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"description": "CWE-476: NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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},
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{
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],
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},
{
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],
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}
],
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"discovery": "UNKNOWN"
},
"title": "Suricata tls: null dereference in tls.alpn rule keyword"
}
},
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"dateReserved": "2026-03-10T15:10:10.653Z",
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"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-31937 (GCVE-0-2026-31937)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:38 – Updated: 2026-04-03 15:59
VLAI?
EPSS
Title
Suricata dcerpc: quadratic complexity in dcerpc buffering
Summary
Suricata is a network IDS, IPS and NSM engine. Prior to version 7.0.15, inefficiency in DCERPC buffering can lead to a performance degradation. This issue has been patched in version 7.0.15.
Severity ?
7.5 (High)
CWE
- CWE-407 - Inefficient Algorithmic Complexity
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-31937",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-03T15:58:45.637894Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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},
"title": "CISA ADP Vulnrichment"
}
],
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{
"product": "suricata",
"vendor": "OISF",
"versions": [
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}
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"attackVector": "NETWORK",
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"scope": "UNCHANGED",
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},
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CVE-2026-31933 (GCVE-0-2026-31933)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:03 – Updated: 2026-04-03 16:01
VLAI?
EPSS
Title
Suricata stream: quadratic complexity in stream inspection
Summary
Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been patched in versions 7.0.15 and 8.0.4.
Severity ?
7.5 (High)
CWE
- CWE-407 - Inefficient Algorithmic Complexity
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
{
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}
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}
],
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"discovery": "UNKNOWN"
},
"title": "Suricata stream: quadratic complexity in stream inspection"
}
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"datePublished": "2026-04-02T14:03:35.917Z",
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"dateUpdated": "2026-04-03T16:01:09.310Z",
"state": "PUBLISHED"
},
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CVE-2026-31935 (GCVE-0-2026-31935)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:36 – Updated: 2026-04-02 18:42
VLAI?
EPSS
Title
Suricata http2: unbounded resource consumption
Summary
Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, flooding of craft HTTP2 continuation frames can lead to memory exhaustion, usually resulting in the Suricata process being shut down by the operating system. This issue has been patched in versions 7.0.15 and 8.0.4.
Severity ?
7.5 (High)
CWE
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
{
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"content": {
"id": "CVE-2026-31935",
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},
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}
],
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"timestamp": "2026-04-02T18:42:22.298340Z",
"version": "2.0.3"
},
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}
}
],
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}
],
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}
]
}
],
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}
],
"metrics": [
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"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",
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}
}
],
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"description": "CWE-400: Uncontrolled Resource Consumption",
"lang": "en",
"type": "CWE"
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]
},
{
"descriptions": [
{
"cweId": "CWE-770",
"description": "CWE-770: Allocation of Resources Without Limits or Throttling",
"lang": "en",
"type": "CWE"
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]
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],
"providerMetadata": {
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"references": [
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],
"source": {
"advisory": "GHSA-vxrp-5pg7-7v4x",
"discovery": "UNKNOWN"
},
"title": "Suricata http2: unbounded resource consumption"
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},
"cveMetadata": {
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CVE-2026-31934 (GCVE-0-2026-31934)
Vulnerability from cvelistv5 – Published: 2026-04-02 14:21 – Updated: 2026-04-02 15:00
VLAI?
EPSS
Title
Suricata smtp/mine: quadratic complexity in extracting urls
Summary
Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.
Severity ?
7.5 (High)
CWE
- CWE-407 - Inefficient Algorithmic Complexity
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
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"metrics": [
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"id": "CVE-2026-31934",
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"role": "CISA Coordinator",
"timestamp": "2026-04-02T15:00:40.229823Z",
"version": "2.0.3"
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"title": "CISA ADP Vulnrichment"
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}
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"metrics": [
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"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"
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"title": "Suricata smtp/mine: quadratic complexity in extracting urls"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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