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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö > Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö D

Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö D

Current Result Document :

ÇѱÛÁ¦¸ñ(Korean Title) ¾î¼Àºí¸®¾î ÄÚµå ±â¹ÝÀÇ ¸Þ¸ð¸® ¿À·ù °¡´É¼º °ËÃâ
¿µ¹®Á¦¸ñ(English Title) Detection of Potential Memory Access Errors based on Assembly Codes
ÀúÀÚ(Author) ±èÇö¼ö   ±èº´¸¸   ¹èÇö¼·   Á¤ÀÎ»ó   HyunSoo Kim   Byeong Man Kim   HyunSeop Bae   In Sang Chung  
¿ø¹®¼ö·Ïó(Citation) VOL 18-D NO. 01 PP. 0035 ~ 0044 (2011. 02)
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(Korean Abstract)
¸Þ¸ð¸® »ç¿ë¿¡ °ü·ÃÇÑ ¿À·ù´Â ÇØ´ç ÇÁ·Î±×·¥»Ó ¾Æ´Ï¶ó ½Ã½ºÅÛÀÇ ¿ÀÀÛµ¿À» À¯¹ßÇÒ ¼ö ÀÖ´Ù. ƯÈ÷ ¹ß»ý ºóµµ°¡ ¸Å¿ì ³·Àº ÀϺΠ¸Þ¸ð¸® ¿À·ùÀÇ °æ¿ì Á¦´ë·Î µÈ µ¿ÀÛ Å×½ºÆ®¸¦ ÇÒ ¼ö ¾ø¾î, ¿À·ù¿¡ ´ëÇÑ ÆÄ¾Ç ¹× ¼öÁ¤ÀÌ Èûµé´Ù. ÀÌ¿¡ º» ³í¹®¿¡¼­´Â ½ÇÇà ÇÁ·Î±×·¥À» ¿ª¾î¼Àºí(Dis-Assemble)ÇÏ¿© ¸¸µé¾îÁø ¾î¼Àºí¸®¾î Äڵ带 ±¸¹® ºÐ¼®ÇÏ¿© ¸í·É¾î ÀüÀ̵µ¸¦ µµÃâÇÏ°í ÀÌ¿¡ ±â¹ÝÀ» µÎ¾î ¸Þ¸ð¸® »ç¿ë ¿À·ù °¡´É¼ºÀ» °ËÃâÇÏ´Â ¹æ¹ýÀ» Á¦¾ÈÇÏ¿´´Ù. ¸î °¡Áö ÇÁ·Î±×·¥À» °Ë»ç´ë»óÀ¸·Î ¼±Á¤ÇÏ¿© Local Memory Return Error, Null Pointer Access Error, Uninitialized Pointer Access Error¸¦ °ËÃâÇÏ¿´À¸¸ç ±× Áß ¿ÀÇ ¼Ò½º ÇÁ·ÎÁ§Æ®(Open Source Project)ÀÎ ¾ÆÆÄÄ¡ À¥ ¼­¹ö¿Í PHP ½ºÅ©¸³Æ® Çؼ®±â¿¡¼­µµ ¸Þ¸ð¸® »ç¿ë ¿À·ùÀÇ °¡´É¼ºÀÌ ÀÖ´Â Äڵ尡 °ËÃâµÇ¾ú´Ù.
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(English Abstract)
Memory errors can cause not only program malfunctions but also even unexpected system halt. Though a programmer checks memory errors, some memory errors with low occurrence frequency are missed to detect. In this paper, we propose a method for effectively detecting such memory errors using instruction transition diagrams through analyzing assembly codes obtained by disassembling an executable file. Out of various memory errors, local memory return errors, null pointer access errors and uninitialized pointer access errors are targeted for detection. When applying the proposed method to various programs including well-known open source programs such as Apache web server and PHP script interpreter, some potential memory errors are detected.
Å°¿öµå(Keyword) ÇÔ¼ö Æ÷ÀÎÅÍ ¿À·ù °ËÃâ   Á¤Àû ÇÁ·Î±×·¥ ºÐ¼®   »óÅ ÀüÀ̵µ   ¾î¼Àºí¸®¾î ±â¹Ý ºÐ¼®   Detection Of Function Pointer Error   Static Program Analysis   State Transition Diagram   Analysis Based On Assembly Code  
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