Bash, aka the Bourne-Again Shell, has a newly discovered security hole. And, for many Unix or Linux Web servers, it's a major problem. The flaw involves how Bash evaluates environment variables. With ...

A critical remote code execution vulnerability in Bash, present in almost all Linux, UNIX and Mac OS X deployments, has been discovered. Experts advise immediate patching. A critical vulnerability in ...

我们在使用Linux的时候会经常遇到终端和shell的概念。比如在桌面版的Ubuntu上面，我们可以在桌面上右击鼠标，点击“Open Terminal”来打开一个终端。此时，我们就可以在该终端中输入Linux命令了。有人可能会问，这不是shell吗？那么终端和shell到底是什么关系呢？

As promised, Apple on Monday issued OS X bash Update 1.0 for OS X Mavericks, Mountain Lion and Lion, targeting the recently discovered "Shellshock" security flaw originating in the bash UNIX shell.