Apple has released OS X bash Update 1.0 for Mac OS X Mavericks.
This update fixes a security flaw in the bash UNIX shell. For more information on the security content of this update, go tohttp://bit.ly/1vqWdf7 .
The security flaw, known in the media as “Shellshock,” was discovered last week. Uncovered by security researchers, the exploit in the bash command shell in OS X and Linux could be used to deploy malicious code.