Linux Kernel BPF Fix: Zeroing ARG_PTR_TO args on error to prevent memory leak

From this webpage screenshot, we can extract the following key information about the vulnerability: 1. Vulnerability Description: - Title: - Description: For all non-tracing helper programs, if was previously used as an input argument, these values are set to zero in case of error to prevent memory leaks. For tracing, even with enabled, all kernel memory can be accessed via and , so and in these helpers are skipped. 2. Fix Measures: - Fixed Code: The implementation of and functions was fixed. - Fix Scope: The implementation of and functions was fixed. - Fix Code Location: The fix is located in the files and . 3. Fix Details: - Fix Content: The implementation of and functions was fixed to ensure that parameters are set to zero in case of error. - Fix Scope: The implementation of and functions was fixed. 4. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 5. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 6. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 7. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 8. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 9. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 10. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 11. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 12. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 13. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 14. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 15. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 16. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 17. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 18. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 19. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 20. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 21. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 22. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 23. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 24. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 25. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 26. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 27. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 28. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 29. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 30. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and 31. Fix Scope: - Fixed Files: and - Fix Code Location: The fix is located in and

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Linux Kernel BPF Fix: Zeroing ARG_PTR_TO args on error to prevent memory leak