Yup Apple will be in a big hurry to patch as it certainly does leave the phone wide open for other nasties to break it.
The jailbreak doesnt patch the hole, but it does allow for the installation of a package that can provide some protection.
More info here. http://www.cultofmac.com/software-hack-to-plug-jailbreak-pdf-hole-is-released/53557
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Yup Apple will be in a big hurry to patch as it certainly does leave the phone wide open for other nasties to break it. The jailbreak doesnt patch the hole, but it does allow for the installation of a package that can provide some protection. More info here. http://www.cultofmac.com/software-hack-to-plug-jailbreak-pdf-hole-is-released/53557