ID

VAR-201912-0639

CVE

CVE-2019-8676

TITLE

plural Apple Updates to product vulnerabilities

DESCRIPTION

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, iCloud for Windows 10.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple Has released an update for each product.The expected impact depends on each vulnerability, but can be affected as follows: * Arbitrary code execution * Insufficient access restrictions * information leak * Service operation interruption (DoS) * Information falsification * Privilege escalation * Sandbox avoidance. Apple Safari is a web browser that is the default browser included with the Mac OS X and iOS operating systems. Apple iOS is an operating system developed for mobile devices. Apple tvOS is a smart TV operating system. WebKit is one of the web browser engine components. A memory corruption vulnerability exists in the WebKit component of several Apple products. The following products and versions are affected: Apple iOS prior to 12.4; Windows-based iTunes prior to 12.9.6; tvOS prior to 12.4; Safari prior to 12.1.2; Windows-based iCloud prior to 10.6 and prior to 7.13; macOS Mojave versions prior to 10.14.6; versions prior to watchOS 5.3. ------------------------------------------------------------------------ WebKitGTK and WPE WebKit Security Advisory WSA-2019-0004 ------------------------------------------------------------------------ Date reported : August 29, 2019 Advisory ID : WSA-2019-0004 WebKitGTK Advisory URL : https://webkitgtk.org/security/WSA-2019-0004.html WPE WebKit Advisory URL : https://wpewebkit.org/security/WSA-2019-0004.html CVE identifiers : CVE-2019-8644, CVE-2019-8649, CVE-2019-8658, CVE-2019-8666, CVE-2019-8669, CVE-2019-8671, CVE-2019-8672, CVE-2019-8673, CVE-2019-8676, CVE-2019-8677, CVE-2019-8678, CVE-2019-8679, CVE-2019-8680, CVE-2019-8681, CVE-2019-8683, CVE-2019-8684, CVE-2019-8686, CVE-2019-8687, CVE-2019-8688, CVE-2019-8689, CVE-2019-8690. Several vulnerabilities were discovered in WebKitGTK and WPE WebKit. CVE-2019-8644 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to G. Geshev working with Trend Micro's Zero Day Initiative. CVE-2019-8649 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to Sergei Glazunov of Google Project Zero. A logic issue existed in the handling of synchronous page loads. CVE-2019-8658 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to akayn working with Trend Micro's Zero Day Initiative. CVE-2019-8666 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to Zongming Wang (王宗明) and Zhe Jin (金哲) from Chengdu Security Response Center of Qihoo 360 Technology Co. Ltd. CVE-2019-8669 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to akayn working with Trend Micro's Zero Day Initiative. CVE-2019-8671 Versions affected: WebKitGTK and WPE WebKit before 2.24.2. Credit to Apple. CVE-2019-8672 Versions affected: WebKitGTK and WPE WebKit before 2.24.2. Credit to Samuel Groß of Google Project Zero. CVE-2019-8673 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to Soyeon Park and Wen Xu of SSLab at Georgia Tech. CVE-2019-8676 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to Soyeon Park and Wen Xu of SSLab at Georgia Tech. CVE-2019-8677 Versions affected: WebKitGTK and WPE WebKit before 2.24.2. Credit to Jihui Lu of Tencent KeenLab. CVE-2019-8678 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to an anonymous researcher, Anthony Lai (@darkfloyd1014) of Knownsec, Ken Wong (@wwkenwong) of VXRL, Jeonghoon Shin (@singi21a) of Theori, Johnny Yu (@straight_blast) of VX Browser Exploitation Group, Chris Chan (@dr4g0nfl4me) of VX Browser Exploitation Group, Phil Mok (@shadyhamsters) of VX Browser Exploitation Group, Alan Ho (@alan_h0) of Knownsec, Byron Wai of VX Browser Exploitation. CVE-2019-8679 Versions affected: WebKitGTK and WPE WebKit before 2.24.2. Credit to Jihui Lu of Tencent KeenLab. CVE-2019-8680 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to Jihui Lu of Tencent KeenLab. CVE-2019-8681 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to G. Geshev working with Trend Micro Zero Day Initiative. CVE-2019-8683 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to lokihardt of Google Project Zero. CVE-2019-8684 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to lokihardt of Google Project Zero. CVE-2019-8686 Versions affected: WebKitGTK and WPE WebKit before 2.24.2. Credit to G. Geshev working with Trend Micro's Zero Day Initiative. CVE-2019-8687 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to Apple. CVE-2019-8688 Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3. Credit to Insu Yun of SSLab at Georgia Tech. CVE-2019-8689 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to lokihardt of Google Project Zero. CVE-2019-8690 Versions affected: WebKitGTK and WPE WebKit before 2.24.3. Credit to Sergei Glazunov of Google Project Zero. A logic issue existed in the handling of document loads. We recommend updating to the latest stable versions of WebKitGTK and WPE WebKit. It is the best way to ensure that you are running safe versions of WebKit. Please check our websites for information about the latest stable releases. Further information about WebKitGTK and WPE WebKit security advisories can be found at: https://webkitgtk.org/security.html or https://wpewebkit.org/security/. The WebKitGTK and WPE WebKit team, August 29, 2019 . Alternatively, on your watch, select "My Watch > General > About". -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2019-7-22-1 iOS 12.4 iOS 12.4 is now available and addresses the following: Core Data Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to leak memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8646: Natalie Silvanovich of Google Project Zero Core Data Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to cause arbitrary code execution Description: A use after free issue was addressed with improved memory management. CVE-2019-8647: Samuel Groß and Natalie Silvanovich of Google Project Zero Core Data Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2019-8660: Samuel Groß and Natalie Silvanovich of Google Project Zero FaceTime Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to cause arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2019-8648: Tao Huang and Tielei Wang of Team Pangu Found in Apps Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to leak memory Description: This issue was addressed with improved checks. CVE-2019-8663: Natalie Silvanovich of Google Project Zero Foundation Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8641: Samuel Groß and Natalie Silvanovich of Google Project Zero Heimdal Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: An issue existed in Samba that may allow attackers to perform unauthorized actions by intercepting communications between services Description: This issue was addressed with improved checks to prevent unauthorized actions. CVE-2018-16860: Isaac Boukris and Andrew Bartlett of the Samba Team and Catalyst libxslt Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to view sensitive information Description: A stack overflow was addressed with improved input validation. CVE-2019-13118: found by OSS-Fuzz Messages Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may cause an unexpected application termination Description: A denial of service issue was addressed with improved validation. CVE-2019-8665: Michael Hernandez of XYZ Marketing Profiles Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A malicious application may be able to restrict access to websites Description: A validation issue existed in the entitlement verification. CVE-2019-8698: Luke Deshotels, Jordan Beichler, and William Enck of North Carolina State University; Costin Carabaș and Răzvan Deaconescu of University POLITEHNICA of Bucharest Quick Look Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: An attacker may be able to trigger a use-after-free in an application deserializing an untrusted NSDictionary Description: This issue was addressed with improved checks. CVE-2019-8662: Natalie Silvanovich and Samuel Groß of Google Project Zero Siri Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A remote attacker may be able to leak memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8646: Natalie Silvanovich of Google Project Zero Telephony Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: The initiator of a phone call may be able to cause the recipient to answer a simultaneous Walkie-Talkie connection Description: A logic issue existed in the answering of phone calls. CVE-2019-8699: Marius Alexandru Boeru (@mboeru) and an anonymous researcher UIFoundation Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: Parsing a maliciously crafted office document may lead to an unexpected application termination or arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8657: riusksk of VulWar Corp working with Trend Micro's Zero Day Initiative Wallet Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: A user may inadvertently complete an in-app purchase while on the lock screen Description: The issue was addressed with improved UI handling. CVE-2019-8690: Sergei Glazunov of Google Project Zero WebKit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: Processing maliciously crafted web content may lead to universal cross site scripting Description: A logic issue existed in the handling of synchronous page loads. CVE-2019-8649: Sergei Glazunov of Google Project Zero WebKit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: Processing maliciously crafted web content may lead to universal cross site scripting Description: A logic issue was addressed with improved state management. CVE-2019-8658: akayn working with Trend Micro's Zero Day Initiative WebKit Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation and later Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2019-8644: G. Geshev working with Trend Micro's Zero Day Initiative CVE-2019-8687: Apple CVE-2019-8688: Insu Yun of SSLab at Georgia Tech CVE-2019-8689: lokihardt of Google Project Zero Additional recognition Game Center We would like to acknowledge Min (Spark) Zheng and Xiaolong Bai of Alibaba Inc. for their assistance. MobileInstallation We would like to acknowledge Dany Lisiansky (@DanyL931) for their assistance. Installation note: This update is available through iTunes and Software Update on your iOS device, and will not appear in your computer's Software Update application, or in the Apple Downloads site. Make sure you have an Internet connection and have installed the latest version of iTunes from https://www.apple.com/itunes/ iTunes and Software Update on the device will automatically check Apple's update server on its weekly schedule. When an update is detected, it is downloaded and the option to be installed is presented to the user when the iOS device is docked. We recommend applying the update immediately if possible. Selecting Don't Install will present the option the next time you connect your iOS device. The automatic update process may take up to a week depending on the day that iTunes or the device checks for updates. You may manually obtain the update via the Check for Updates button within iTunes, or the Software Update on your device. To check that the iPhone, iPod touch, or iPad has been updated: * Navigate to Settings * Select General * Select About. The version after applying this update will be "iOS 12.4". Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222 This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/ -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEDNXJVNCJJEAVmJdZeC9tht7TK3EFAl01+gkACgkQeC9tht7T K3GiqhAAqXvJwj2vzGGKsGDDyR1fIO3lHOGejNiKvnJ+lgLu5AN8z3LnYTG2RNJS cjz1albBWwDAo0YUTWTdx1czBtJt4v4c+DjfTuzEurGVjgj1vyi2t8/PSVmR12Nm IvFCTYHorirY8/PgX4Sn4AtVxDR/PN0TtDufqbAiySNlMEQ19GmcBIkzwkCtiBt4 f5ZWRsx/htr6b5bXKy/2boUHQTGTjimFILM0IA0nmYgidFBcdk19Oi8qnTLS5srd 5iRERVr8yE7tiqG6YBLINYi3cyCo6mVKe267T6yEko6QV7h4DMZNIODFVf5NDqG4 g8q3Ptvs+QNEV7rl5ranwjIQ5kXF01SoMf2VWzJ191/gRRIbto+JQ9o9sQP6bAHb 84YZoFFZp79z1CGIc3G+4DJUk8VvkREYsvB4CAqjFxOq8Dt+dArsf/ngfA5rImcK sNUlcRraE5LmchkfRdKle2gI1r4wwmRocIfjTsTO3o5bxmJFlXhFmapuz3nnuPSR XvOC9J7AbsfpdQypgQFt0iOnrDnI+jS6LGB+1XNJ3ULjZQy7ynNbKfDKpDE2g/Z4 KxxPkQ5wso4hRGrRszC1AFl9ZuJTl0LqqVdwlWOB1Cjz7389OcxzJakn6zHOSN+H szVduQcxzxi6ZOsbEui0m8OypDkgA1WV1VDitBAEw58yHaOOtoU= =OYVw -----END PGP SIGNATURE----- . CVE-2019-9506: Daniele Antonioli of SUTD, Singapore, Dr. Nils Ole Tippenhauer of CISPA, Germany, and Prof

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

remote

TYPE

code execution, xss

CONFIGURATIONS

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Apple

SOURCES

LAST UPDATE DATE

2026-06-29T20:34:43.782000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE