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-rw-r--r--runtime/verifier/method_verifier.cc9
1 files changed, 9 insertions, 0 deletions
diff --git a/runtime/verifier/method_verifier.cc b/runtime/verifier/method_verifier.cc
index bd78006..fe14d13 100644
--- a/runtime/verifier/method_verifier.cc
+++ b/runtime/verifier/method_verifier.cc
@@ -172,6 +172,15 @@ MethodVerifier::FailureKind MethodVerifier::VerifyClass(Thread* self,
bool allow_soft_failures,
std::string* error) {
DCHECK(class_def != nullptr);
+
+ // A class must not be abstract and final.
+ if ((class_def->access_flags_ & (kAccAbstract | kAccFinal)) == (kAccAbstract | kAccFinal)) {
+ *error = "Verifier rejected class ";
+ *error += PrettyDescriptor(dex_file->GetClassDescriptor(*class_def));
+ *error += ": class is abstract and final.";
+ return kHardFailure;
+ }
+
const uint8_t* class_data = dex_file->GetClassData(*class_def);
if (class_data == nullptr) {
// empty class, probably a marker interface