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Stop loading other package's font by default.
authorSeigo Nonaka <nona@google.com>
Thu, 22 Jun 2017 15:22:18 +0000 (08:22 -0700)
committerSeigo Nonaka <nona@google.com>
Thu, 22 Jun 2017 15:36:03 +0000 (08:36 -0700)
commit6d6cd68660635d670b0cb17f348b7c1da13704b3
tree46ff413dabcfa566e5e7174ed24b41da1ce13ec8
parent58aeff811f2da99537a8a9531fc58cea8ffbb867
Stop loading other package's font by default.

Since CONTEXT_RESTRICTED is not a default flag of createPackageContext,
we can't rely on it for preventing unexpected font injections.
To protect developers and existing apps from a risk of font injection,
stop loading font from other package's resouce unless the developer
explicitly set CONTEXT_IGNORE_SECURITY.

Bug: 62813533
Bug: 62879353
Test: Manually done
Change-Id: I4442ddc48dadb5c968b444be86038b602074d301
core/java/android/app/ContextImpl.java
core/java/android/content/Context.java
core/java/android/content/ContextWrapper.java
core/java/android/widget/TextView.java
test-runner/src/android/test/mock/MockContext.java