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CVE-2026-3387
3.3 LOW
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Local (L)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): None (N)
- Integrity (I): None (N)
- Availability (A): Low (L)
- Exploit Code Maturity (E): Proof-of-Concept (P)
- Remediation Level (RL): Not Defined (X)
- Report Confidence (RC): Reasonable (R)
- Modified Attack Vector (MAV): Local (L)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): None (N)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): None (N)
- Modified Availability (MA): Low (L)
by @LeSuisse Activity log
- Created suggestion
-
@LeSuisse
ignored
4 packages
- fairywren
- tree-sitter-grammars.tree-sitter-wren
- python313Packages.tree-sitter-grammars.tree-sitter-wren
- python314Packages.tree-sitter-grammars.tree-sitter-wren
- @LeSuisse dismissed
wren-lang wren wren_compiler.c getByteCountForArguments null pointer dereference
A vulnerability has been found in wren-lang wren up to 0.4.0. Affected by this issue is the function getByteCountForArguments of the file src/vm/wren_compiler.c. Such manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
References
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VDB-348273 | wren-lang wren wren_compiler.c getByteCountForArguments null pointer dereference technical-descriptionvdb-entry
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Submit #761312 | wren-lang wren main-branch NULL Pointer Dereference third-party-advisory
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https://github.com/wren-lang/wren/issues/1220 issue-tracking
Affected products
wren
- ==0.3
- ==0.1
- ==0.2
- ==0.4.0
Ignored packages (4)
pkgs.fairywren
FairyWren Icon Set
-
nixos-unstable 0-unstable-2026-02-15
- nixpkgs-unstable 0-unstable-2026-02-15
- nixos-unstable-small 0-unstable-2026-02-15
pkgs.tree-sitter-grammars.tree-sitter-wren
Tree-sitter grammar for wren
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nixos-unstable 0-unstable-2024-01-01
- nixpkgs-unstable 0-unstable-2024-01-01
- nixos-unstable-small 0-unstable-2024-01-01
pkgs.python313Packages.tree-sitter-grammars.tree-sitter-wren
Python bindings for tree-sitter-wren
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nixos-unstable 0+unstable20240101
- nixpkgs-unstable 0+unstable20240101
- nixos-unstable-small 0+unstable20240101
pkgs.python314Packages.tree-sitter-grammars.tree-sitter-wren
Python bindings for tree-sitter-wren
-
nixos-unstable 0+unstable20240101
- nixpkgs-unstable 0+unstable20240101
- nixos-unstable-small 0+unstable20240101