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pwndbg_kversion

Show the kernel version during debugging to aid in exploit development and binary analysis.

Instructions

Show kernel version.

pwndbg command: kversion Source: pwndbg/commands/kversion.py Category: Kernel

Args: session_id: The UUID of the session.

See: https://pwndbg.re/2025.05.30/reference/pwndbg/commands/kversion/

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
session_idYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, and the description only says 'Show kernel version.' It does not disclose any behavioral traits such as required permissions, side effects, or whether it is read-only. The description carries the full burden but adds no transparency beyond the basic action.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is extremely concise: 'Show kernel version.' followed by metadata. Every sentence is necessary and front-loaded. No wasted words.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the presence of an output schema (context signals indicate it exists), the description does not need to explain return values. However, for a simple tool with one parameter, the description is adequate but could mention that the output is a version string. It is minimally complete.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 0%, but the description explicitly documents the parameter: 'Args: session_id: The UUID of the session.' This adds meaningful semantics beyond the schema's title. It clearly explains the parameter's purpose.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description 'Show kernel version.' uses a specific verb and resource, clearly distinguishing it from siblings like pwndbg_kbase, pwndbg_kchecksec, etc. It communicates exactly what the tool does.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No guidance is provided on when to use this tool versus alternatives. There is no mention of prerequisites, context, or exclusions. The description only states the action without usage context.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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