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🔒 Fix: Migrate Runtime.exec to ProcessBuilder for secure execution in AboutScreen#82

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LeanBitLab merged 1 commit intomainfrom
security/fix-runtime-exec-logcat-5297808077530496987
Apr 27, 2026
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🔒 Fix: Migrate Runtime.exec to ProcessBuilder for secure execution in AboutScreen#82
LeanBitLab merged 1 commit intomainfrom
security/fix-runtime-exec-logcat-5297808077530496987

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🎯 What: The vulnerability fixed was the use of Runtime.getRuntime().exec with a single command string (logcat -d -b all *:W).

⚠️ Risk: The potential impact if left unfixed is the risk of command injection, which can be possible when relying on the underlying StringTokenizer if the command arguments were eventually manipulated by user input or malformed. Although not directly vulnerable here due to hardcoded args, it is an unsafe pattern that flags security analysis.

🛡️ Solution: The solution mitigates the risk by using ProcessBuilder("logcat", "-d", "-b", "all", "*:W"). This explicitly defines the command and its arguments, circumventing tokenization issues and making the code more robust against injection vulnerabilities.


PR created automatically by Jules for task 5297808077530496987 started by @LeanBitLab

Migrates `Runtime.getRuntime().exec` to `ProcessBuilder` with array args in AboutScreen to avoid relying on unsafe string tokenization for command execution.
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@LeanBitLab LeanBitLab merged commit f2965af into main Apr 27, 2026
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@LeanBitLab LeanBitLab deleted the security/fix-runtime-exec-logcat-5297808077530496987 branch April 27, 2026 20:42
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