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C++: Fix false positives involving STDIN_FILENO.

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Geoffrey White
2021-09-07 13:49:22 +01:00
parent 3ba9e80635
commit e696eaaa2f
3 changed files with 16 additions and 3 deletions
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1
cpp/ql/test/query-tests/Security/CWE/CWE-311/semmle/tests/CleartextTransmission.expected
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@@ -5,4 +5,3 @@
| test3.cpp:70:3:70:6 | call to send | test3.cpp:68:21:68:29 | password1 |
| test3.cpp:77:3:77:6 | call to recv | test3.cpp:75:15:75:22 | password |
| test3.cpp:95:3:95:6 | call to read | test3.cpp:95:12:95:19 | password |
| test3.cpp:102:3:102:6 | call to read | test3.cpp:102:12:102:19 | password |

2
cpp/ql/test/query-tests/Security/CWE/CWE-311/semmle/tests/test3.cpp
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@@ -99,7 +99,7 @@ void test_read()
char password[256];
int fd = STDIN_FILENO;
read(fd, password, 256); // GOOD: `password` is received from stdin, not a network socket [FALSE POSITIVE]
read(fd, password, 256); // GOOD: `password` is received from stdin, not a network socket
}
}