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TECHNOLOGIES FOR ROOT CAUSE IDENTIFICATION OF USE-AFTER-FREE MEMORY CORRUPTION BUGS

机译:以后使用的免费内存损坏错误的根本原因识别技术

摘要

Technologies for identification of a potential root cause of a use-after-free memory corruption bug of a program include a computing device to replay execution of the execution of the program based on an execution log of the program. The execution log comprises an ordered set of executed instructions of the program that resulted in the use-after-free memory corruption bug. The computing device compares a use-after-free memory address access of the program to a memory address associated with an occurrence of the use-after-free memory corruption bug in response to detecting the use-after-free memory address access and records the use-after-free memory address access of the program as a candidate for a root cause of the use-after-free memory corruption bug to a candidate list in response to detecting a match between the use-after-free memory address access of the program and the memory address associated with the occurrence of the use-after-free memory corruption bug.
机译:用于识别程序的使用后使用的存储器损坏错误的潜在根本原因的技术包括计算设备,该计算设备基于程序的执行日志来重放程序的执行的执行。执行日志包括程序的一组已执行指令,这些指令导致释放后使用内存损坏错误。响应于检测到自由使用后存储器地址访问,计算设备将程序的自由使用后存储器地址访问与与自由使用后存储器损坏错误的发生相关联的存储器地址进行比较并记录响应于检测到应用程序的释放后使用内存地址访问之间的匹配,该程序的释放后使用内存地址访问作为释放后使用内存损坏错误到候选列表的根本原因的候选者程序和与释放后使用的内存损坏错误的发生相关的内存地址。

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