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About the security content of iOS 9.3.3 - Apple Support

Description

## About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the [Apple security updates](<https://support.apple.com/kb/HT201222>) page. For more information about security, see the [Apple Product Security](<https://www.apple.com/support/security/>) page. You can encrypt communications with Apple using the [Apple Product Security PGP Key](<https://support.apple.com/kb/HT201601>). Apple security documents reference vulnerabilities by [CVE-ID](<http://cve.mitre.org/about/>) when possible. ![](/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png) ## iOS 9.3.3 Released July 18, 2016 **Calendar** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A maliciously crafted calendar invite may cause a device to unexpectedly restart Description: A null pointer dereference was addressed through improved memory handling. CVE-2016-4605 : Henry Feldman MD at Beth Israel Deaconess Medical Center **CFNetwork Credentials** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker in a privileged network position may be able to leak sensitive user information Description: A downgrade issue existed with HTTP authentication credentials saved in Keychain. This issue was addressed by storing the authentication types with the credentials. CVE-2016-4644 : Jerry Decime coordinated via CERT **CFNetwork Proxies** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker in a privileged network position may be able to leak sensitive user information Description: A validation issue existed in the parsing of 407 responses. This issue was addressed through improved response validation. CVE-2016-4643 : Xiaofeng Zheng of Blue Lotus Team, Tsinghua University; Jerry Decime coordinated via CERT **CFNetwork Proxies** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An application may unknowingly send a password unencrypted over the network Description: Proxy authentication incorrectly reported HTTP proxies received credentials securely. This issue was addressed through improved warnings. CVE-2016-4642 : Jerry Decime coordinated via CERT **CoreGraphics** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker may be able to execute arbitrary code Description: A memory corruption issue was addressed through improved memory handling. CVE-2016-4637 : Tyler Bohan of Cisco Talos (talosintel.com/vulnerability-reports) **FaceTime** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker in a privileged network position may be able to cause a relayed call to continue transmitting audio while appearing as if the call terminated Description: User interface inconsistencies existed in the handling of relayed calls. These issues were addressed through improved FaceTime display logic. CVE-2016-4635 : Martin Vigo **GasGauge** 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 kernel privileges Description: A memory corruption issue existed in the kernel. This issue was addressed through improved memory handling. CVE-2016-7576 : qwertyoruiop Entry added September 27, 2016 **ImageIO** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker may be able to cause a denial of service Description: A memory consumption issue was addressed through improved memory handling. CVE-2016-4632 : Evgeny Sidorov of Yandex **ImageIO** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker may be able to execute arbitrary code Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2016-4631 : Tyler Bohan of Cisco Talos (talosintel.com/vulnerability-reports) **ImageIO** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved memory handling. CVE-2016-7705: Craig Young of Tripwire VERT Entry added November 30, 2017 **IOAcceleratorFamily** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A local user may be able to read kernel memory Description: An out-of-bounds read was addressed through improved bounds checking. CVE-2016-4628 : Ju Zhu of Trend Micro **IOAcceleratorFamily** 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 arbitrary code with kernel privileges Description: A null pointer dereference was addressed through improved validation. CVE-2016-4627 : Ju Zhu of Trend Micro **IOHIDFamily** 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 arbitrary code with kernel privileges Description: A null pointer dereference was addressed through improved input validation. CVE-2016-4626 : Stefan Esser of SektionEins **Kernel** 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 arbitrary code with kernel privileges Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2016-1863 : Ian Beer of Google Project Zero CVE-2016-4653 : Ju Zhu of Trend Micro CVE-2016-4582 : Shrek_wzw and Proteas of Qihoo 360 Nirvan Team **Kernel** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A local user may be able to cause a system denial of service Description: A null pointer dereference was addressed through improved input validation. CVE-2016-1865 : CESG, Marco Grassi (@marcograss) of KeenLab (@keen_lab), Tencent **Libc** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A buffer overflow existed within the "link_ntoa()" function in linkaddr.c. This issue was addressed through additional bounds checking. CVE-2016-6559 : Apple Entry added January 10, 2017 **libxml2** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Multiple vulnerabilities in libxml2 Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2015-8317 : Hanno Boeck CVE-2016-1836 : Wei Lei and Liu Yang of Nanyang Technological University CVE-2016-4447 : Wei Lei and Liu Yang of Nanyang Technological University CVE-2016-4448 : Apple CVE-2016-4483 : Gustavo Grieco CVE-2016-4614 : Nick Wellnhofer CVE-2016-4615 : Nick Wellnhofer CVE-2016-4616 : Michael Paddon Entry updated June 4, 2017 **libxml2** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Parsing a maliciously crafted XML document may lead to disclosure of user information Description: An access issue existed in the parsing of maliciously crafted XML files. This issue was addressed through improved input validation. CVE-2016-4449 : Kostya Serebryany **libxslt** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Multiple vulnerabilities in libxslt Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2016-1683 : Nicolas Grégoire CVE-2016-1684 : Nicolas Grégoire CVE-2016-4607 : Nick Wellnhofer CVE-2016-4608 : Nicolas Grégoire CVE-2016-4609 : Nick Wellnhofer CVE-2016-4610 : Nick Wellnhofer Entry updated April 11, 2017 **Safari** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a malicious website may lead to user interface spoofing Description: Redirect responses to invalid ports may have allowed a malicious website to display an arbitrary domain while displaying arbitrary content. This issue was addressed through improved URL display logic. CVE-2016-4604 : xisigr of Tencent's Xuanwu Lab (www.tencent.com) **Sandbox Profiles** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A local application may be able to access the process list Description: An access issue existed with privileged API calls. This issue was addressed through additional restrictions. CVE-2016-4594 : Stefan Esser of SektionEins **Siri Contacts** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A person with physical access to a device may be able to see private contact information Description: A privacy issue existed in the handling of Contact cards. This was addressed through improved state management. CVE-2016-4593 : Pedro Pinheiro (facebook.com/pedro.pinheiro.1996) **Web Media** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a video in Safari's Private Browsing mode displays the URL of the video outside of Private Browsing mode Description: A privacy issue existed in the handling of user data by Safari View Controller. This issue was addressed through improved state management. CVE-2016-4603 : Brian Porter (@portex33) **WebKit** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may result in the disclosure of process memory Description: A memory initialization issue was addressed through improved memory handling. CVE-2016-4587 : Apple **WebKit** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a malicious website may disclose image data from another website Description: A timing issue existed in the processing of SVG. This issue was addressed through improved validation. CVE-2016-4583 : Roeland Krak **WebKit** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may leak sensitive data Description: A permissions issue existed in the handling of the location variable. This was addressed though additional ownership checks. CVE-2016-4591 : ma.la of LINE Corporation **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 arbitrary code execution Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2016-4589 : Tongbo Luo and Bo Qu of Palo Alto Networks CVE-2016-4622 : Samuel Gross working with Trend Micro's Zero Day Initiative CVE-2016-4623 : Apple CVE-2016-4624 : Apple **WebKit** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a malicious website may lead to user interface spoofing Description: An origin inheritance issue existed in parsing of about: URLs. This was addressed through improved validation of security origins. CVE-2016-4590 : xisigr of Tencent's Xuanwu Lab (www.tencent.com) **WebKit** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted webpage may lead to a system denial of service Description: A memory consumption issue was addressed through improved memory handling. CVE-2016-4592 : Mikhail **WebKit JavaScript Bindings** 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 script execution in the context of a non-HTTP service Description: A cross-protocol cross-site scripting (XPXSS) issue existed in Safari when submitting forms to non-HTTP services compatible with HTTP/0.9. This issue was addressed by disabling scripts and plugins on resources loaded over HTTP/0.9. CVE-2016-4651 : Obscure **WebKit Page Loading** Available for: iPhone 4s and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A malicious website may exfiltrate data cross-origin Description: A cross-site scripting issue existed in Safari URL redirection. This issue was addressed through improved URL validation on redirection. CVE-2016-4585 : Takeshi Terada of Mitsui Bussan Secure Directions, Inc. (www.mbsd.jp) **WebKit Page Loading** 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 arbitrary code execution Description: Multiple memory corruption issues were addressed through improved memory handling. CVE-2016-4584 : Chris Vienneau


Affected Software


CPE Name Name Version
ios 9.3.3

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