8208754: The fix for JDK-8194534 needs updates

Reviewed-by: alanb, igerasim, rhalade, mullan
This commit is contained in:
Weijun Wang 2018-08-08 08:05:43 +08:00
parent 1c4396ebae
commit 61d19ee892
5 changed files with 13 additions and 3 deletions

View file

@ -1025,7 +1025,7 @@ class JarFile extends ZipFile {
}
}
private synchronized void ensureInitialization() {
synchronized void ensureInitialization() {
try {
maybeInstantiateVerifier();
} catch (IOException e) {

View file

@ -65,4 +65,7 @@ class JavaUtilJarAccessImpl implements JavaUtilJarAccess {
return man.getTrustedAttributes(name);
}
public void ensureInitialization(JarFile jar) {
jar.ensureInitialization();
}
}

View file

@ -169,6 +169,10 @@ public class Manifest implements Cloneable {
* does not exist in SF files of all signers).
*/
Attributes getTrustedAttributes(String name) {
// Note: Before the verification of MANIFEST.MF/.SF/.RSA files is done,
// jv.isTrustedManifestEntry() isn't able to detect MANIFEST.MF change.
// Users of this method should call SharedSecrets.javaUtilJarAccess()
// .ensureInitialization() first.
Attributes result = getAttributes(name);
if (result != null && jv != null && ! jv.isTrustedManifestEntry(name)) {
throw new SecurityException("Untrusted manifest entry: " + name);

View file

@ -866,8 +866,10 @@ public class URLClassPath {
{ return jar.getInputStream(entry); }
public int getContentLength()
{ return (int)entry.getSize(); }
public Manifest getManifest() throws IOException
{ return jar.getManifest(); };
public Manifest getManifest() throws IOException {
SharedSecrets.javaUtilJarAccess().ensureInitialization(jar);
return jar.getManifest();
}
public Certificate[] getCertificates()
{ return entry.getCertificates(); };
public CodeSigner[] getCodeSigners()

View file

@ -44,4 +44,5 @@ public interface JavaUtilJarAccess {
public void setEagerValidation(JarFile jar, boolean eager);
public List<Object> getManifestDigests(JarFile jar);
public Attributes getTrustedAttributes(Manifest man, String name);
public void ensureInitialization(JarFile jar);
}