RFR: 8309727: Assert privileges while reading the jdk.incubator.vector.VECTOR_ACCESS_OOB_CHECK system property
Uwe Schindler
uschindler at openjdk.org
Fri Jun 9 16:18:45 UTC 2023
On Fri, 9 Jun 2023 13:07:27 GMT, Chris Hegarty <chegar at openjdk.org> wrote:
>> A trivial use of the Vector API when run with the security manager and a domain that does not grant permissions fails with java.security.AccessControlException: access denied ("java.util.PropertyPermission" "jdk.incubator.vector.VECTOR_ACCESS_OOB_CHECK" "read").
>>
>> The fix it minimal, as consistent with other system property access in the JDK - just access the property while asserting privileged. Note: no explicit permission grant to the vector module is required, as it is in the boot loader.
>>
>> This is the only such security manager related issue I see in this code, and I have looked.
>
> @PaulSandoz We just ran into this yesterday, https://github.com/elastic/elasticsearch/pull/96715. The change here is trivial.
Thanks @ChrisHegarty for fixing. Lucene's tests didn't find this, unfortunately!
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PR Comment: https://git.openjdk.org/jdk/pull/14392#issuecomment-1584832808
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