GnuWin32: Bison

by GnuWin32v2.4.1.0

Last updated Jun 8, 2026

Yacc-compatible parser generator

Install with winget

$ winget install --id GnuWin32.Bison --exact --version 2.4.1.0

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

Silent install command for GnuWin32: Bison

GnuWin32: Bison uses EXE (Inno Setup). The silent install switches are /VERYSILENT /SUPPRESSMSGBOXES /NORESTART.

One-line silent install (x86)

installer.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART

See the full silent install reference for GnuWin32: Bison →

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Installers · v2.4.1.0

Architecture	Type	Scope	Install	Download
x86	EXE Inno Setup	-		Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

2 known CVEs via NVD

medium5.5Patched in wingetCVE-2020-24240affects v3.7Aug 25, 2020
GNU Bison before 3.7.1 has a use-after-free in _obstack_free in lib/obstack.c (called from gram_lex) when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/...
Patch Vendor advisory
medium5.5Fix in v3.5.4CVE-2020-14150affects before 3.5.4Jun 15, 2020
GNU Bison before 3.5.4 allows attackers to cause a denial of service (application crash). NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended t...
Vendor advisory

Source: NVD, updated 5h ago. Patch status is best-effort: NVD's fix version is compared against the latest version in winget, but the two version formats don't always align. Confirm with the vendor advisory before treating any specific build as safe.

See a CVE that affects your fleet? Push the patched version to Intune in one click with Pckgr.

Related apps

GnuWin32: MakeGnuWin32
GnuWin32.Makev3.81
GnuWin32.Make
GnuWin32: GzipGnuWin32
GnuWin32.Gzipv1.3.12-1
gzip (GNU zip) is a compression utility designed to be a replacement for compress. Its main advantages over compress are much better compression and freedom from patented algorithms.
GnuWin32: GrepGnuWin32
GnuWin32.Grepv2.5.4
Grep searches one or more input files for lines containing a match to a specified pattern. By default, grep prints the matching lines.
GnuWin32: UnZipGnuWin32
GnuWin32.UnZipv5.51-1
UnZip is an extraction utility for archives compressed in .zip format (also called "zipfiles").
PatchGnuWin32
GnuWin32.Patchv2.5.9-7
Patch: apply a diff file to an original.
GnuWin32: M4GnuWin32
GnuWin32.M4v1.4.13.0
M4: macro processor

More from GnuWin32 or browse gnuwin32, parser, yacc.

Frequently asked questions

How do I install GnuWin32: Bison on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id GnuWin32.Bison --exact --version 2.4.1.0. winget downloads the installer from GnuWin32 and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install GnuWin32: Bison silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id GnuWin32.Bison --exact 2.4.1.0 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

What are the silent install switches for GnuWin32: Bison?

GnuWin32: Bison uses EXE (Inno Setup). Run the downloaded installer with: installer.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART. The silent switches are /VERYSILENT /SUPPRESSMSGBOXES /NORESTART.

How do I uninstall GnuWin32: Bison via winget?

Run: winget uninstall --id GnuWin32.Bison --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from GnuWin32: Bison's Apps & Features entry.

Is GnuWin32: Bison free?

GnuWin32: Bison is distributed under GnuWin License. Refer to the publisher (https://gnuwin32.sourceforge.net/packages/bison.htm) for the full license terms - Wingetly itself does not charge for installation.

Does GnuWin32: Bison work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls GnuWin32: Bison directly from the publisher.

How do I keep GnuWin32: Bison up to date?

Run winget upgrade --id GnuWin32.Bison --exact, or winget upgrade --all to update everything winget tracks. We index 1 version of GnuWin32: Bison from microsoft/winget-pkgs.