Talk:Buffer overflow

From Citizendium
Revision as of 09:08, 12 April 2007 by imported>Nick Johnson (checking stuff off)
Jump to navigation Jump to search


Article Checklist for "Buffer overflow"
Workgroup category or categories Computers Workgroup [Editors asked to check categories]
Article status Stub: no more than a few sentences
Underlinked article? Yes
Basic cleanup done? Yes
Checklist last edited by --Eric M Gearhart 12:55, 9 April 2007 (CDT)

To learn how to fill out this checklist, please see CZ:The Article Checklist.





Technical explanation not technical

For instance, nothing "marks" stack contents as either program location or data.--Nick Johnson 14:40, 11 April 2007 (CDT)

Why not correct the article then? --Eric M Gearhart 14:51, 11 April 2007 (CDT)

More for software

I plan on doing some research, and then adding these things under the software section:

  • StackGuard and Canary Values as implemented by a compiler
Check --Nick Johnson 09:08, 12 April 2007 (CDT)
  • Memory address randomization
Check --Nick Johnson 09:08, 12 April 2007 (CDT)
  • Separation of privileges

--Nick Johnson 08:36, 12 April 2007 (CDT)

More on Hardware/Software

By the way: OpenBSD does something called W^X (write-exclusive-or-execute). I don't really know how it works, but if anyone does, it should be added here. --Nick Johnson 08:37, 12 April 2007 (CDT)