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Commit a925a8a4 authored by Alex Buynytskyy's avatar Alex Buynytskyy
Browse files

Fix sufficient verifiers. 

Bug: 267186415
Test: presubmit
Change-Id: I1c8a09f45af281c582d7fca95498fbc392f4bcb1
parent 58c5f1da

services/core/java/com/android/server/pm/PackageManagerService.java

+6 −2
Original line number Diff line number Diff line
@@ -6205,8 +6205,12 @@ public class PackageManagerService implements PackageSender, TestUtilityService 
            mHandler.post(() -> {

                final int id = verificationId >= 0 ? verificationId : -verificationId;

                final PackageVerificationState state = mPendingVerification.get(id);

                if (state == null || !state.checkRequiredVerifierUid(callingUid)) {

                    // Only allow calls from required verifiers.

                if (state == null) {

                    return;

                }

                if (!state.checkRequiredVerifierUid(callingUid)

                        && !state.checkSufficientVerifierUid(callingUid)) {

                    // Only allow calls from verifiers.

                    return;

                }

services/core/java/com/android/server/pm/PackageVerificationState.java

+5 −0
Original line number Diff line number Diff line
@@ -83,6 +83,11 @@ class PackageVerificationState { 
        mSufficientVerifierUids.put(uid, true);

    }



    /** Returns true if the uid a sufficient verifier. */

    boolean checkSufficientVerifierUid(int uid) {

        return mSufficientVerifierUids.get(uid, false);

    }



    /**

     * Should be called when a verification is received from an agent so the state of the package

     * verification can be tracked.