CVE-2026-63446

A flaw was found in Suricata, a network Intrusion Detection System IDS, Intrusion Prevention System IPS, and Network Security Monitoring engine. Due to an inverted guard in the AppLayerParserSetTransactionInspectId function, transactions on flows passed by a pass rule or exception policy are not...

Linux Distros Unpatched Vulnerability : CVE-2026-63446

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6,...

CVE-2026-63446

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

DEBIAN-CVE-2026-63446

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

CVE-2026-63446

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

UBUNTU-CVE-2026-63446

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

EUVD-2026-83395

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

CVE-2026-63446

Suricata (OISF) versions 8.0.0 through 8.0.6 are affected by a resource exhaustion flaw in the application-layer parser. The function AppLayerParserSetTransactionInspectId() in src/app-layer-parser.c uses an inverted guard , marking only already-inspected transactions as inspected. On flows match...

CVE-2026-63446

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

CVE-2026-63446 Suricata app-layer: passed flows can retain transactions, causing resource exhaustion

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

CVE-2026-63446: Missing Release of Memory after Effective Lifetime

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, AppLayerParserSetTransactionInspectId in src/app-layer-parser.c uses an inverted guard and marks only already-inspected transactions as inspected. On flows...

PT-2026-95652

Name of the Vulnerable Software and Affected Versions Suricata versions 8.0.0 through 8.0.5 Description The AppLayerParserSetTransactionInspectId function in src/app-layer-parser.c uses an inverted guard, which results in only already-inspected transactions being marked as inspected. When flows a...