About the security content of iOS 12.4.9 - Apple Support

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 page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

iOS 12.4.9

Released November 5, 2020

FaceTime

Available for: iPhone 5s, iPhone 6 and 6 Plus, iPad Air, iPad mini 2 and 3, iPod touch (6th generation)

Impact: A user may send video in Group FaceTime calls without knowing that they have done so

Description: A logic issue existed in the handling of Group FaceTime calls. The issue was addressed with improved state management.

CVE-2020-27929: James P (@Jam_Penn)

FontParser

Available for: iPhone 5s, iPhone 6 and 6 Plus, iPad Air, iPad mini 2 and 3, iPod touch (6th generation)

Impact: Processing a maliciously crafted font may lead to arbitrary code execution. Apple is aware of reports that an exploit for this issue exists in the wild.

Description: A memory corruption issue was addressed with improved input validation.

CVE-2020-27930: Google Project Zero

Kernel

Available for: iPhone 5s, iPhone 6 and 6 Plus, iPad Air, iPad mini 2 and 3, iPod touch (6th generation)

Impact: A malicious application may be able to disclose kernel memory. Apple is aware of reports that an exploit for this issue exists in the wild.

Description: A memory initialization issue was addressed.

CVE-2020-27950: Google Project Zero

Kernel

Available for: iPhone 5s, iPhone 6 and 6 Plus, iPad Air, iPad mini 2 and 3, iPod touch (6th generation)

Impact: A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

Description: A type confusion issue was addressed with improved state handling.

CVE-2020-27932: Google Project Zero