Oisf vulnerabilities
90 CVEs and advisories name Oisf as an affected vendor, newest first. Follow it as a feed.
- CVE-2026-94084Suricata before 8.0.7 has an Http2ThreadMultiBuf use-after-free when a transaction is inspected by rules that use http.response_header with
- CVE-2026-94083Suricata before 8.0.7 has a DoH2 type confusion that can cause an invalid free, because cleanup code for the HTTP2 state is executed even th
- CVE-2026-71855Suricata flow: IPv4/IPv6 hash collision can reuse wrong flow state
- CVE-2026-71418Suricata doh2: crafted HTTP/2 DATA frames can cause quadratic CPU consumption
- CVE-2026-57223Suricata windows: unquoted LocalSystem service ImagePath can allow local privilege escalation
- CVE-2026-63446Suricata app-layer: passed flows can retain transactions, causing resource exhaustion
- CVE-2026-63447Suricata ftp: crafted FTP traffic can cause quadratic CPU consumption
- CVE-2026-63448Suricata smb: some SMB flows can cause resource exhaustion
- CVE-2026-57229Suricata smtp/mime: incomplete state reset allows detection bypass
- CVE-2026-57225Suricata datasets: NULL pointer dereference in JSON/NDJSON dataset loading
- CVE-2026-63452Suricata http1: repeated brotli compression bombs can cause excessive CPU consumption
- CVE-2026-63451Suricata detect: frame rules without content and with transform can cause heap buffer overflow during rule load
- CVE-2026-57227Suricata mqtt: unbounded resource consumption from repeated pubrec and pubrel messages
- CVE-2026-63450Suricata ftp: RETR/STOR before PORT/PASV can disable further IDS app-layer detection
- CVE-2026-63449Suricata sip: large SIP message bodies can evade detection with frame keyword
- CVE-2026-57228Suricata smtp/mime: heap out-of-bounds read quoted-printable decoder
- CVE-2026-57224Suricata dhcp: unbounded transactions in unidirectional traffic can lead to resource exhaustion
- CVE-2026-57226Suricata swf: heap buffer overflow in SWF decompression depth handling
- CVE-2026-57222Suricata ippair: hash collision can cause incorrect state reuse across IPv4 and IPv6
- CVE-2026-46352Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock
- CVE-2026-45770Suricata lua: excessive flow variable registration can bypass sandbox
- CVE-2026-45769ikev2: unbounded client transform storage can lead to resource exhaustion
- CVE-2026-45768Suricata ldap: unbounded responses per transaction can lead to resource exhaustion
- CVE-2026-45767Suricata datasets: save to absolute filename can be bypassed when combined with load command
- CVE-2026-45766Suricata nfs: unbounded stateful structures can lead to resource exhaustion
- CVE-2026-45765Suricata dnp3: unbounded reassembly can lead to resource exhaustion
- CVE-2026-45764Suricata http2: protocol-change type confusion can lead to denial of service
- CVE-2026-45762Suricata defrag: missing address-family check can lead to remote crash
- CVE-2026-45761Suricata detect: case-insensitive frame handling can cause heap buffer overflow during rule load
- CVE-2026-45759Suricata http1: quadratic Content-Disposition processing can lead to denial of service