concurrent-ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption

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Concurrent Ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption

Summary Concurrent::ReadWriteLockreleasewritelock does not verify that the calling thread acquired the write lock. Any thread with access to the lock object can release an active write lock held by another thread. A second writer can then enter its critical section while the first writer is still...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not acquiring the hugetlblock lock before decreasing h-resvhugepages, which could result in corrupt counter...

Performance Counter corruption causes StoreFront installation to fail with "An Unexpected Error occurred. Contact Citrix Technical support"

When this occurs you see the message “An Unexpected Error occurred. Contact Citrix Technical support”. This following entry appears in the StoreFront log files described in https://docs.citrix.com/en-us/storefront/current-release/troubleshoot.html: System.InvalidOperationException: The installati...