PatchTheCVE: openinfosecfoundationhttps://patchthecve.com/CVEs with upgrade or downgrade fix stepsCVE-2017-15377: In Suricata before 4.x, it was possible to trigger lots of redundant checks on the content of crafted network https://patchthecve.com/cve/CVE-2017-15377.htmlhttps://patchthecve.com/cve/CVE-2017-15377.htmlWed, 17 Jun 2026 01:07:43 +0000HIGH 7.5: In Suricata before 4.x, it was possible to trigger lots of redundant checks on the content of crafted network traffic with a certain signature, because of DetectEngineContentInspection in detect-engine-content-inspection.c. The search engine doesn't stop when it should after no match is found; insteCVE-2015-8954: The MemcmpLowercase function in Suricata before 2.0.6 improperly excludes the first byte from comparisons, whihttps://patchthecve.com/cve/CVE-2015-8954.htmlhttps://patchthecve.com/cve/CVE-2015-8954.htmlWed, 17 Jun 2026 00:35:33 +0000CRITICAL 9.8: The MemcmpLowercase function in Suricata before 2.0.6 improperly excludes the first byte from comparisons, which might allow remote attackers to bypass intrusion-prevention functionality via a crafted HTTP request.CVE-2017-7177: Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol https://patchthecve.com/cve/CVE-2017-7177.htmlhttps://patchthecve.com/cve/CVE-2017-7177.htmlWed, 17 Jun 2026 01:23:48 +0000HIGH 7.5: Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.CVE-2015-0971: The DER parser in Suricata before 2.0.8 allows remote attackers to cause a denial of service (crash) via vectohttps://patchthecve.com/cve/CVE-2015-0971.htmlhttps://patchthecve.com/cve/CVE-2015-0971.htmlWed, 17 Jun 2026 00:21:12 +0000MEDIUM 5.0: The DER parser in Suricata before 2.0.8 allows remote attackers to cause a denial of service (crash) via vectors related to SSL/TLS certificates.CVE-2014-6603: The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers thttps://patchthecve.com/cve/CVE-2014-6603.htmlhttps://patchthecve.com/cve/CVE-2014-6603.htmlWed, 17 Jun 2026 00:13:25 +0000MEDIUM 5.0: The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.CVE-2013-5919: Suricata before 1.4.6 allows remote attackers to cause a denial of service (crash) via a malformed SSL record.https://patchthecve.com/cve/CVE-2013-5919.htmlhttps://patchthecve.com/cve/CVE-2013-5919.htmlTue, 16 Jun 2026 23:59:45 +0000MEDIUM 5.0: Suricata before 1.4.6 allows remote attackers to cause a denial of service (crash) via a malformed SSL record.