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Snort

v3.12.2.0 Security

This release includes 2 security fixes for security teams reviewing exposed deployments.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →
This release patches 2 known CVEs

Affected surfaces

deps rce_ssrf

Summary

AI summary

Updates affect appid, dce_rpc, ftp_telnet, file_api, flow, main, decompress, detection, extractor, http_inspect, inspector_manager, log, packet_tracer, plugin_manager, rate_filter, and stream_tcp.

Full changelog

Dependencies:

  • Libdaq v3.0.27
  • LibML v2.0.0

Changes in this release since 3.12.1.0:

  • appid: add nullchecks for appidDebug and appid_thread_pegs
  • appid: fix lua detector use-after-free during reload
  • appid: Lua API for publishing deviceinfo event
  • appid: two way ssl cache data
  • dce_rpc: cleanup tracker before setting new one
  • dce_rpc: clear stale file tracker references to prevent use-after-free
  • dce_rpc: close command memory leak fix
  • dce_rpc: create request memory leak fix
  • dce_rpc: fix memory leak in DCE2_SmbTrans2Open2Req
  • dce_rpc: underflow memory leak fix
  • dce_smb: prevent underflow in WriteAndX raw request
  • decompress: add initial decompression fuzzers and build support
  • detection: skip detection when UDP outer layer not found
  • extractor: print connection ID as UID whenever available
  • file_api: cache file_adv_pub_id for DataBus publish
  • file_api: generate advance log for unknown verdict
  • flow: add connection id field set by external module
  • flow: remove trailing spaces
  • framework: initialize Packet member variables
  • ftp_telnet: fix OOB read in e_literal param validation
  • ftp_telnet: fix OOB read in validate_date_format
  • ftp_telnet: fix out-of-bounds read in getIP1639 LPRT parser
  • ftp_telnet: fix out-of-bounds read in getIP2428 EPRT/EPSV parser
  • ftp_telnet: fix out-of-bounds read in TNC_EAL normalize loop
  • ftp_telnet: FTP Stale buffer pointer fix
  • http_inspect: publish on sse event boundaries
  • inspector_manager: reload buffer map on reload
  • log: ensure LogIPPkt won't call LogOuterIPHeader for missing layer
  • main: change main thread name back to just 'snort3'
  • main: cleanup thread names and exit without throwing core on FatalError
  • main: save and restore the old network policy on thread_term
  • packet_tracer: display icmp type and zero dst port
  • plugin_manager: fix load_id timing and thread_reinit for plugin reload
  • rate_filter: fix apply_to type
  • stream_tcp: skip r_win_base related validation for asymmetric Missed3whs

Security Fixes

  • ftp_telnet: multiple out-of-bounds read fixes (e_literal, date_format, IP1639 LPRT, IP2428 EPRT/EPSV, TNC_EAL normalize loop) and stale buffer pointer fix
  • appid: fix lua detector use-after-free during reload

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About Snort

A network intrusion detection tool

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Related context

Beta — feedback welcome: [email protected]