About the security content of iOS 8.1.1

This document describes the security content of iOS 8.1.1.

For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website.

For information about the Apple Product Security PGP Key, see How to use the Apple Product Security PGP Key.

Where possible, CVE IDs are used to reference the vulnerabilities for further information.

To learn about other Security Updates, see Apple Security Updates.

iOS 8.1.1

  • CFNetwork

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: Website cache may not be fully cleared after leaving private browsing

    Description: A privacy issue existed where browsing data could remain in the cache after leaving private browsing. This issue was addressed through a change in caching behavior.

    CVE-ID

    CVE-2014-4460

  • dyld

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: A local user may be able to execute unsigned code

    Description: A state management issue existed in the handling of Mach-O executable files with overlapping segments. This issue was addressed through improved validation of segment sizes.

    CVE-ID

    CVE-2014-4455 : @PanguTeam

  • Kernel

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: A malicious application may be able to execute arbitrary code with system privileges

    Description: A validation issue existed in the handling of certain metadata fields of IOSharedDataQueue objects. This issue was addressed through relocation of the metadata.

    CVE-ID

    CVE-2014-4461 : @PanguTeam

  • Lock Screen

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: An attacker in possession of a device may exceed the maximum number of failed passcode attempts

    Description: In some circumstances, the failed passcode attempt limit was not enforced. This issue was addressed through additional enforcement of this limit.

    CVE-ID

    CVE-2014-4451 : Stuart Ryan of University of Technology, Sydney

  • Lock Screen

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: A person with physical access to the phone may be able to access photos in the Photo Library

    Description: The Leave a Message option in FaceTime may have allowed viewing and sending photos from the device. This issue was addressed through improved state management.

    CVE-ID

    CVE-2014-4463

  • Sandbox Profiles

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: A malicious application may be able to launch arbitrary binaries on a trusted device

    Description: A permissions issue existed with the debugging functionality for iOS that allowed the spawning of applications on trusted devices that were not being debugged. This was addressed by changes to debugserver's sandbox.

    CVE-ID

    CVE-2014-4457 : @PanguTeam

  • Spotlight

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: Unnecessary information is included as part of the initial connection between Spotlight or Safari and the Spotlight Suggestions servers

    Description: The initial connection made by Spotlight or Safari to the Spotlight Suggestions servers included a user's approximate location before a user entered a query. This issue was addressed by removing this information from the initial connection and only sending the user's approximate location as part of queries.

    CVE-ID

    CVE-2014-4453 : Ashkan Soltani

  • WebKit

    Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later

    Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution

    Description: Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.

    CVE-ID

    CVE-2014-4452

    CVE-2014-4462

FaceTime is not available in all countries or regions.

Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Risks are inherent in the use of the Internet. Contact the vendor for additional information. Other company and product names may be trademarks of their respective owners.

Last Modified: