🛡️ Sentinel: [MEDIUM] Fix DoS vulnerability in glob pattern parsing

[seonghobae]

🚨 Severity: MEDIUM
💡 Vulnerability: .html4ignore 파일 내의 잘못된 glob 패턴으로 인해 IllegalArgumentException이 발생하여 애플리케이션이 충돌(DoS)할 수 있습니다.
🎯 Impact: 공격자가 특수하게 조작된 패턴을 제공하여 서비스 거부(DoS)를 유발할 수 있습니다.
🔧 Fix: getPathMatcher 호출 시 포괄적인 Exception 처리를 추가하여 충돌을 방지했습니다.
✅ Verification: 테스트 코드 추가 및 Gradle 빌드 테스트 통과.

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PR created automatically by Jules for task 18021474628099128212 started by @seonghobae

Summary by CodeRabbit

• 버그 수정

  • 잘못되거나 손상된 .html4ignore 패턴으로 인해 처리 중 오류가 발생하던 문제를 개선했습니다.
  • 유효한 제외 패턴은 계속 적용하면서 기본 제외 규칙도 정상적으로 유지됩니다.

• 테스트

  • NUL 문자가 포함된 잘못된 패턴을 처리하는 검증을 추가했습니다.

[google-labs-jules]

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 64daea8b-163f-496a-a5b5-6a63ffe21e24

📥 Commits

Reviewing files that changed from the base of the PR and between 29e1534 and 3f0bab5.

📒 Files selected for processing (3)

• .jules/sentinel.md
• src/main/kotlin/html4tree/main.kt
• src/test/kotlin/html4tree/MainTest.kt

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📝 Walkthrough

Walkthrough

.html4ignore glob 패턴 처리에서 모든 런타임 예외를 무시하도록 변경했습니다. 잘못된 NUL 패턴과 유효한 로그 패턴, 기본 index.html 제외 동작을 테스트로 검증했습니다.

Changes

.html4ignore 패턴 안전성

Layer / File(s)	Summary
glob 예외 처리 및 검증 src/main/kotlin/html4tree/main.kt, src/test/kotlin/html4tree/MainTest.kt, .jules/sentinel.md	process_ignore_file이 PatternSyntaxException 외의 예외도 처리합니다. NUL 문자가 포함된 패턴을 무시하고 유효한 *.log 패턴과 기본 index.html 제외를 유지하는지 검증합니다. 보안 학습 항목에 관련 예방책을 기록합니다.

Estimated code review effort: 2 (Simple) | ~10 minutes

Possibly related PRs

• ContextualWisdomLab/html4tree#388: .html4ignore glob 패턴 예외 처리를 PatternSyntaxException에서 모든 Exception 유형으로 확장한 변경과 직접 관련됩니다.

Suggested reviewers: copilot

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	제목은 잘못된 glob 패턴으로 인한 DoS 취약점 수정이라는 변경의 주요 목적을 명확하고 간결하게 설명합니다.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix-dos-pattern-18021474628099128212

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