With the release of the final version of iOS 8.3 , Apple has removed a mobile OSes vulnerability used jailbreak tool TaiG. Wrote about this in his Twitter-account hacker Comex.
Description page update released on Wednesday indicated the names of Apple jailbreak developers with gratitude for the discovery of the "hole" security.
From the description of the vulnerability:
"Applies to iPhone 4s and above, iPod touch (5th generation) and above, iPad 2 and above.Impact: an attacker can use a backup system to gain access to restricted areas of the file system.Description: A problem exists in the manner in which the backup system with relative paths. The problem was solved by improving the technologies of ways.CVE-ID (CVE-2015-1087): TaiG Jailbreak Team".
Update iOS 8.3 debuted Wednesday night. In "OSes" added several new languages for voice assistant Siri, Portuguese, Turkish and Thai. Also, Apple has completely revamped Emoji keyboard, adding about 300 new images, including symbols with different skin colors and gay emoticons. In addition, users are allowed to download this app from the iTunes without entering a password. 
In early March hacker group TaiGJBreak announced that it has everything you need to "hack" devices to date at the time the operating system iOS 8.2. In TaiG then told that "already prepared untethered jailbreak." Hackers have at their disposal the necessary vulnerability to break into the final version of the operating system. Will closing vulnerability plans TaiGJBreak, is still unknown.