CVE-2026-31934

A flaw was found in Suricata, a network Intrusion Detection System IDS, Intrusion Prevention System IPS, and Network Security Monitoring NSM engine. A remote attacker could exploit a quadratic complexity issue when searching for URLs in MIME-encoded messages over SMTP. This could lead to a...

CVE-2026-34230 Rack: Quadratic complexity in Rack::Utils.select_best_encoding via wildcard Accept-Encoding header

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Utils.selectbestencoding processes Accept-Encoding values with quadratic time complexity when the header contains many wildcard entries. Because this method is used by Rack::Deflater to choose a respon...

DEBIAN-CVE-2026-31934

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...

UBUNTU-CVE-2026-31934

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...

CVE-2026-31937

CVE-2026-31937 affects Suricata (network IDS/IPS/NSM). The issue is an inefficiency in DCERPC buffering that degrades performance, occurring before version 7.0.15. The vulnerability is mitigated by upgrading to Suricata 7.0.15 or later, which patches the DCERPC buffering problem. The CVSS vector ...

CVE-2026-31937 Suricata dcerpc: quadratic complexity in dcerpc buffering

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...

CVE-2026-31934 Suricata smtp/mine: quadratic complexity in extracting urls

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...

CVE-2026-31934

CVE-2026-31934 - Suricata : A quadratic time complexity issue affects URL extraction in mime-encoded SMTP messages in Suricata versions 8.0.0–8.0.3, leading to potential performance degradation. The issue has been patched in version 8.0.4. Affected product: Suricata (IDS/IPS/NSM engine); root cau...

CVE-2026-31934 Suricata smtp/mine: quadratic complexity in extracting urls

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...

CVE-2026-31934 Suricata smtp/mine: quadratic complexity in extracting urls

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...

CVE-2026-31933 Suricata stream: quadratic complexity in stream inspection

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...

CVE-2026-31933 Suricata stream: quadratic complexity in stream inspection

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...

CVE-2026-31933

Suricata (network IDS/IPS/NSM) is affected by CVE-2026-31933 due to a quadratic/slowdown condition triggered by specially crafted traffic in IDS mode. The issue impacts versions prior to 7.0.15 and 8.0.4, and has been patched in 7.0.15 and 8.0.4. The vulnerability stems from the stream inspection...

CVE-2026-31933 Suricata stream: quadratic complexity in stream inspection

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...

CVE-2026-31932

CVE-2026-31932 affects Suricata (network IDS/IPS/NSM). The issue is described as inefficiency (quadratic complexity) in KRB5 buffering that can lead to performance degradation. Affected versions are prior to 7.0.15 and 8.0.4, with a patch applying in 7.0.15 and 8.0.4. CVSS:3.1 base score 7.5 (HIG...

CVE-2026-31932 Suricata krb5: quadratic complexity in krb5 buffering

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...

CVE-2026-31932 Suricata krb5: quadratic complexity in krb5 buffering

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...

CVE-2026-31932 Suricata krb5: quadratic complexity in krb5 buffering

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...

CVE-2026-5360: Access of Resource Using Incompatible Type

A vulnerability has been found in Free5GC 4.2.0. The affected element is an unknown function of the component aper. Such manipulation leads to type confusion. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is described as difficult. The...

CVE-2026-31937: Inefficient Algorithmic Complexity

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...