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#3076: Avoid access to already freed memory in JSON code

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This commit is contained in:
Günter Obiltschnig
2021-04-11 16:37:16 +02:00
parent 347dc840b5
commit 7e9d10f488
3 changed files with 44 additions and 1 deletions
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42
JSON/testsuite/src/JSONTest.cpp
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@@ -2162,6 +2162,47 @@ void JSONTest::testMove()
assertTrue (nl[2] == "baz");
}
void JSONTest::testRemove()
{
Object obj1;
obj1.set("foo", 0);
obj1.set("bar", 0);
obj1.set("baz", 0);
Object::NameList nl = obj1.getNames();
assertTrue(nl.size() == 3);
assertTrue(nl[0] == "bar");
assertTrue(nl[1] == "baz");
assertTrue(nl[2] == "foo");
obj1.remove("baz");
nl = obj1.getNames();
assertTrue(nl.size() == 2);
assertTrue(nl[0] == "bar");
assertTrue(nl[1] == "foo");
Object obj2(Poco::JSON_PRESERVE_KEY_ORDER);
obj2.set("foo", 0);
obj2.set("bar", 0);
obj2.set("baz", 0);
nl = obj2.getNames();
assertTrue(nl.size() == 3);
assertTrue(nl[0] == "foo");
assertTrue(nl[1] == "bar");
assertTrue(nl[2] == "baz");
obj2.remove("bar");
nl = obj2.getNames();
assertTrue(nl.size() == 2);
assertTrue(nl[0] == "foo");
assertTrue(nl[1] == "baz");
}
CppUnit::Test* JSONTest::suite()
{
@@ -2213,6 +2254,7 @@ CppUnit::Test* JSONTest::suite()
CppUnit_addTest(pSuite, JSONTest, testEscapeUnicode);
CppUnit_addTest(pSuite, JSONTest, testCopy);
CppUnit_addTest(pSuite, JSONTest, testMove);
CppUnit_addTest(pSuite, JSONTest, testRemove);
return pSuite;
}