September 2009
Intermediate to advanced
464 pages
9h 58m
English
book
24 Deadly Sins of Software Security: Programming Flaws and How to Fix Them
by Michael Howard, David LeBlanc, John Viega
Content preview from 24 Deadly Sins of Software Security: Programming Flaws and How to Fix Them
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SIN 13RACE CONDITIONS
OVERVIEW OF THE SIN
The definition of a race condition is when two different execution contexts, whether they are threads or processes, are able to change a resource and interfere with one another. The typical flaw is to think that a short sequence of instructions or system calls will execute atomically, and that there’s no way another thread or process can interfere. Even when they’re presented with clear evidence that such a bug exists, many developers underestimate its severity. In reality, most system calls end up executing many thousands (sometimes millions) of instructions, and often they won’t complete before another process or thread gets a time slice.
Although we can’t go into detail here, a simple race condition ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.