Null pointer dereferencing occurs when a null
variable is treated as if it were a valid object reference and used without checking its state. This condition results in a NullPointerException
, which could result in denial of service. Programs are forbidden to must not dereference null pointers.
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<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="ed14cefed1fea951-a6259456-4de748e8-8416a9b3-3545ddd0d13385eadca5b6a4"><ac:plain-text-body><![CDATA[ | [ISO/IEC TR 24772:2010 | http://www.aitcnet.org/isai/] | "Null Pointer Dereference [XYH]" | ]]></ac:plain-text-body></ac:structured-macro> |
CWE ID 476, "NULL Pointer Dereference" |
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<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="5033f12d0470b9a0-aece2f82-46904634-acec988c-d9cf496e98af3eb17d9dc1be"><ac:plain-text-body><![CDATA[ | [[API 2006 | AA. Bibliography#API 06]] | [method doPrivileged() | http://java.sun.com/javase/6/docs/api/java/security/AccessController.html#doPrivileged(java.security.PrivilegedAction)] | ]]></ac:plain-text-body></ac:structured-macro> |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="e6e14a5ff211e582-a7c6844c-42694f91-8189acb5-58be2afa59244b043c185e03"><ac:plain-text-body><![CDATA[ | [[Hovemeyer 2007 | AA. Bibliography#Hovemeyer 07]] |
| ]]></ac:plain-text-body></ac:structured-macro> | |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="40e77587a81199ac-03980f96-4bfc4064-bd378758-389cc26fdb7c68568c412388"><ac:plain-text-body><![CDATA[ | [[Reasoning 2003 | AA. Bibliography#Reasoning 03]] | Defect ID 00-0001 | ]]></ac:plain-text-body></ac:structured-macro> | |
| Null Pointer Dereference | ||||
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="969f31917163c567-b1cd1994-468c4b33-97e3943f-de10e7088979d877e5d468c8"><ac:plain-text-body><![CDATA[ | [[SDN 2008 | AA. Bibliography#SDN 08]] | [Bug ID 6514454 | http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6514454] | ]]></ac:plain-text-body></ac:structured-macro> |
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