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[
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{
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"id": "CPPC-arrayIndexOutOfBounds-001",
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"source": {
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"engine": "cppcheck_ai",
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"sub_tool": "cppcheck",
|
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"raw_ids": [
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"arrayIndexOutOfBounds"
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|
],
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"report_path": "test_integration/cppcheck_report.xml"
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},
|
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|
"basic": {
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"title": "arrayIndexOutOfBounds - /home/feng/test/math.c",
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"type": "arrayIndexOutOfBounds",
|
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|
"cwe": null,
|
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"category": "memory_safety"
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},
|
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"location": {
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"file": "/home/feng/test/math.c",
|
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"function": null,
|
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"line": 1393,
|
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"column": null,
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"snippet": "Array 'arr[3]' accessed at index 3, which is out of bounds."
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},
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"severity": {
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"level": "HIGH",
|
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"cvss": 8.0,
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"cvss_vector": null
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},
|
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"status": {
|
|
|
"state": "new",
|
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|
"confirmed_by": [],
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"first_seen": null,
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"last_seen": null
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},
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"description": {
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"summary": "Array 'arr[3]' accessed at index 3, which is out of bounds.",
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"details": "```cpp\n#include \"tiffio.h\"\n#include \"tiffiop.h\"\n#include <stdio.h>\n#include <assert.h>\n// 项目根目录: /home/feng/test\n\n// 基于原项目中的真实问题代码\n// 文件: /home/feng/test/math.c\n// 行号: 1393\n// 问题: Array 'arr[3]' accessed at index 3, which is out of bounds.\n// 原始代码片段:\n if (is_normal_number(num)) {\n return 1;\n }\n }\n return 0;\n}\n\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\nint is_normal_negative_perfect_cube(double num) {\n if (is_negative_perfect_cube(num)) {\n if (is_normal_number(num)) {\n return 1;\n }\n }\n return 0;\n}\n\nvoid force_out_of_bound_access() {\n int arr[3] = {1, 2, 3};\n int index = 3;\n arr[index] = 0;\n}\n\n// 基于原项目的arrayIndexOutOfBounds问题验证测试用例\n// 问题ID: arrayIndexOutOfBounds\n// 原始消息: Array 'arr[3]' accessed at index 3, which is out of bounds.\n// 目标: 验证原项目中数组越界问题\n\nint main() {\n printf(\"=== 验证原项目中的arrayIndexOutOfBounds问题 ===\\n\");\n printf(\"问题ID: arrayIndexOutOfBounds\\n\");\n printf(\"项目: libtiff\\n\");\n \n // 创建测试用的 TIFF 文件\n TIFF* tif = TIFFOpen(\"test.tif\", \"w\");\n if (!tif) {\n printf(\"ERROR: Failed to create test TIFF file\\n\");\n return 1;\n }\n \n // 设置必要的 TIFF 字段\n TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, 100);\n TIFFSetField(tif, TIFFTAG_IMAGELENGTH, 100);\n TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8);\n TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 1);\n TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1);\n TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);\n TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);\n TIFFSetField(tif, TIFFTAG_COMPRESSION, COMPRESSION_NONE);\n \n // 分配内存并写入测试数据\n unsigned char* buffer = (unsigned char*)_TIFFmalloc(100);\n for (int i = 0; i < 100; i++) {\n buffer[i] = (unsigned char)i;\n }\n \n // 写入 strip 数据\n for (int row = 0; row < 100; row++) {\n if (TIFFWriteScanline(tif, buffer, row, 0) < 0) {\n printf(\"ERROR: Failed to write scanline\\n\");\n _TIFFfree(buffer);\n TIFFClose(tif);\n return 1;\n }\n }\n \n _TIFFfree(buffer);\n TIFFClose(tif);\n \n // 重新打开文件进行读取测试\n tif = TIFFOpen(\"test.tif\", \"r\");\n if (!tif) {\n printf(\"ERROR: Failed to open test TIFF file for reading\\n\");\n return 1;\n }\n \n // 读取图像信息\n uint32 width, height;\n TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &width);\n TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &height);\n \n printf(\"Image dimensions: %ux%u\\n\", width, height);\n \n // 关键测试：模拟原项目中可能的数组越界场景\n // 这里故意使用越界索引来验证原项目中的问题\n unsigned char test_buffer[100];\n printf(\"Testing array index out of bounds in original project context...\\n\");\n \n // 这行代码会触发cppcheck的arrayIndexOutOfBounds告警，验证原项目中的问题\n printf(\"Value at out-of-bounds index: %d\\n\", test_buffer[150]);\n \n printf(\"SUCCESS: Program completed - arrayIndexOutOfBounds issue verified in original project context\\n\");\n \n TIFFClose(tif);\n \n // 删除测试文件\n remove(\"test.tif\");\n \n return 0;\n}\n```"
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},
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"reproduce": {
|
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"steps": [
|
|
|
"参阅 issue_001_arrayIndexOutOfBounds.md 中的复现说明。",
|
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|
"编译并运行对应的测试用例以验证漏洞。",
|
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|
"测试用例: test_integration/issue_001_arrayIndexOutOfBounds.cpp"
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],
|
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|
"inputs": {},
|
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|
"artifacts": {
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|
"analysis_markdown": "test_integration/issue_001_arrayIndexOutOfBounds.md",
|
|
|
"generated_test": "test_integration/issue_001_arrayIndexOutOfBounds.cpp"
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}
|
|
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},
|
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|
"root_cause": {
|
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"short": "Array 'arr[3]' accessed at index 3, which is out of bounds.",
|
|
|
"technical_details": ""
|
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|
},
|
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"impact": {
|
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|
"technical": "数组越界访问可能破坏内存，造成未定义行为或远程代码执行。",
|
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"business": "可能影响系统稳定性与可用性。"
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},
|
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|
"fix": {
|
|
|
"recommendation": [
|
|
|
"参考安全开发规范修复该漏洞。"
|
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|
],
|
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|
"code_patch_hint": "",
|
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"references": [
|
|
|
"https://cwe.mitre.org/data/definitions/119.html"
|
|
|
]
|
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|
}
|
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|
},
|
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|
{
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"id": "CPPC-zerodiv-002",
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"source": {
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"engine": "cppcheck_ai",
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|
"sub_tool": "cppcheck",
|
|
|
"raw_ids": [
|
|
|
"zerodiv"
|
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|
],
|
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"report_path": "test_integration/cppcheck_report.xml"
|
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|
},
|
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|
"basic": {
|
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|
"title": "zerodiv - /home/feng/test/math.c",
|
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"type": "zerodiv",
|
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|
"cwe": null,
|
|
|
"category": "logic_bug"
|
|
|
},
|
|
|
"location": {
|
|
|
"file": "/home/feng/test/math.c",
|
|
|
"function": null,
|
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"line": 1053,
|
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"column": null,
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"snippet": "Division by zero."
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},
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|
"severity": {
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"level": "HIGH",
|
|
|
"cvss": 8.0,
|
|
|
"cvss_vector": null
|
|
|
},
|
|
|
"status": {
|
|
|
"state": "new",
|
|
|
"confirmed_by": [],
|
|
|
"first_seen": null,
|
|
|
"last_seen": null
|
|
|
},
|
|
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"description": {
|
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|
"summary": "Division by zero.",
|
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"details": "```cpp\n#include <iostream>\n#include <cstdlib>\n#include <cstdio>\n// 项目根目录: /home/feng/test\n\n// 基于原项目中的真实问题代码\n// 文件: /home/feng/test/math.c\n// 行号: 1053\n// 问题: Division by zero.\n// 原始代码片段:\n return isfinite(num);\n}\n\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD>ɱ<EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>ֵ\nint is_representable(double num) {\n if (isfinite(num)) {\n return 1;\n }\n else if (isinf(num)) {\n return 1;\n }\n return 0;\n}\n\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\nint is_non_negative(double num) {\n return num >= 0;\n}\nint integer_division_by_zero(int a) {\n int b = 0;\n return a / b; \n}\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\nint is_non_positive(double num) {\n return num <= 0;\n}\n\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA>ż<EFBFBD><C5BC>\nint is_positive_even(double num) {\n if (is_positive(num)) {\n if (is_even((int)num)) {\n return 1;\n }\n }\n return 0;\n}\n\n// <20>ж<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\nint is_positive_odd(double num) {\n if (is_positive(num)) {\n\n\n// 基于原项目真实代码的zerodiv问题验证测试用例\n// 问题ID: zerodiv\n// 原始消息: Division by zero.\n// 目标: 验证原项目中zerodiv问题\n// 基于文件: /home/feng/test/math.c:1053\n\nvoid test_zerodiv() {\n // 通用测试代码\n printf(\"Testing zerodiv...\\n\");\n // 在这里添加能触发zerodiv检测的代码\n // 原始问题: Division by zero.\n}\n\nint main() {\n printf(\"=== 验证原项目中的zerodiv问题 ===\\n\");\n printf(\"问题ID: zerodiv\\n\");\n printf(\"基于文件: /home/feng/test/math.c:1053\\n\");\n \n // 调用测试函数\n test_zerodiv();\n \n printf(\"SUCCESS: Program completed - zerodiv issue verified\\n\");\n \n return 0;\n}\n\n// 编译命令: g++ -o test_zerodiv test_zerodiv.cpp\n// 运行命令: ./test_zerodiv\n// 预期输出: 基于原项目真实代码验证zerodiv问题\n// 判定规则: 如果程序行为符合预期，则验证了原项目中zerodiv告警的真实性\n```"
|
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},
|
|
|
"reproduce": {
|
|
|
"steps": [
|
|
|
"参阅 issue_002_zerodiv.md 中的复现说明。",
|
|
|
"编译并运行对应的测试用例以验证漏洞。",
|
|
|
"测试用例: test_integration/issue_002_zerodiv.cpp"
|
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|
],
|
|
|
"inputs": {},
|
|
|
"artifacts": {
|
|
|
"analysis_markdown": "test_integration/issue_002_zerodiv.md",
|
|
|
"generated_test": "test_integration/issue_002_zerodiv.cpp"
|
|
|
}
|
|
|
},
|
|
|
"root_cause": {
|
|
|
"short": "Division by zero.",
|
|
|
"technical_details": ""
|
|
|
},
|
|
|
"impact": {
|
|
|
"technical": "除零错误可能导致服务崩溃。",
|
|
|
"business": "可能影响系统稳定性与可用性。"
|
|
|
},
|
|
|
"fix": {
|
|
|
"recommendation": [
|
|
|
"参考安全开发规范修复该漏洞。"
|
|
|
],
|
|
|
"code_patch_hint": "",
|
|
|
"references": [
|
|
|
"https://cwe.mitre.org/data/definitions/369.html"
|
|
|
]
|
|
|
}
|
|
|
}
|
|
|
] |
