Display filter crashes Wireshark
Summary
The display filter "_ws.expert contains "X2"" causes the program to close suddenly. Other variations like "X3" for the contains section will also cause the issue.
Steps to reproduce
Use display filter to look at packet comments.
What is the current bug behavior?
Closes program after a second or two after trying to apply display filter.
What is the expected correct behavior?
Show packet comments with "X2" or similar text.
Capture
Build information
3.4.4 (v3.4.4-0-gc33f6306)
Compiled (64-bit) with Qt 5.15.1, with libpcap, with GLib 2.52.3, with zlib 1.2.11, with SMI 0.4.8, with c-ares 1.15.0, with Lua 5.2.4, with GnuTLS 3.6.3 and PKCS #11 (closed) support, with Gcrypt 1.8.3, with MIT Kerberos, with MaxMind DB resolver, with nghttp2 1.39.2, with brotli, with LZ4, with Zstandard, with Snappy, with libxml2 2.9.9, with QtMultimedia, with automatic updates using WinSparkle 0.5.7, with AirPcap, with SpeexDSP (using bundled resampler), with Minizip.
Running on 64-bit Windows 10 (2009), build 19042, with Intel(R) Core(TM) i7-7660U CPU @ 2.50GHz (with SSE4.2), with 8109 MB of physical memory, with locale English_United States.utf8, with light display mode, with mixed DPI, with Npcap version 1.10, based on libpcap version 1.9.1, with GnuTLS 3.6.3, with Gcrypt 1.8.3, with brotli 1.0.2, without AirPcap, binary plugins supported (21 loaded).
Built using Microsoft Visual Studio 2019 (VC++ 14.28, build 29910).