tool_doswin: avoid memory-leak with CURL_FN_SANITIZE_*#20804
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tool_doswin: avoid memory-leak with CURL_FN_SANITIZE_*#20804
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This is debug-only code Follow-up to 20900e4 Found by Codex Security
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Pull request overview
This PR updates the Windows/MS-DOS filename sanitization helper to avoid leaking the allocated target buffer when debug-only environment-variable fault injection paths are triggered.
Changes:
- Free
targetbefore returning from theCURL_FN_SANITIZE_BADdebug-injection error path. - Free
targetbefore returning from theCURL_FN_SANITIZE_OOMdebug-injection error path. - Add braces around the debug-only
if(getenv(...))blocks to safely include cleanup.
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vszakats
approved these changes
Mar 3, 2026
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This is debug-only code
Follow-up to 20900e4
Found by Codex Security