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overflow vulnerability. Local attackers may exploit this vulnerability to escalate their permissions. If the local root user sets the default wakeup threshold value to a value greater than the output pool size, the pool transfer function may use RNG bytes to write data to the stack, triggering stack overflow, this causes a denial of service or permission escalation. Vendor patch:LinuxThe vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:Http

iOS face Test 12-runloop is what. Runloop is literally the meaning of running loops, which is not bad, it is indeed a concept of the loop, or exactly the loop in the thread. Some programs are a circle, this circle is essentially t

interactivity to network programming, and JavaScript has become more useful. Before Ajax, any server-side processing or database access requires that the entire page be "refreshed" or that a new page be rendered by the browser. This is not only slow, disappointing to users, but also a waste of bandwidth and resources. Ajax is asynchronous JavaScript and XML, although referencing XML

Learn Linux, starting with the commandThe graphical interface just makes simple things simpler graphical interface can quickly handle simple things, such as opening/closing a file Then, as transaction complexity increases, the graphical interface is cumbersome to manipulate For example, insert a picture in Word: Toolbar--insert--picture--Browse directory--OK This feature is not really complicated, but th

We often copy things on the Internet to the Word document will encounter such a situation, in the change of text, the word will be automatically covered by the new word, just started to think that the cache is slow to respond to the problem, but later found that the cover of all the words disappeared. What the hell is going on here? How do we deal with this probl

When we modify the Word document, we sometimes encounter the text behind the input text disappears, what is the reason? The following small series for you to introduce, to see! Steps Open Word, we enter Baidu experience in the document Between Baidu in the insertion of Baidu experience four words look at the effect The reason is also v

What is the DFU mode?The full name of DFU is Device Firmware Upgrade, which is the forced Upgrade/downgrade mode of the iPhone Firmware. You may have heard about the DFU mode of the iPhone. The full name of DFU is Device Firmware Upgrade, which actually means the forced Upgr

(Note: Ctfmon.exe is not necessarily a virus, ctfmon.exe may also be part of the Microsoft Office product suite.) It can select a user text entry program, and Microsoft Office XP Language bar. This is not a pure system program, but if you terminate it, it may cause an unknown problem. ） Ctfmon-ctfmon.exe-Process InformationProcess file: Ctfmon or Ctfmon.exeProcess Name: Alternative User Input ServicesDescr

What is the computer screenshot shortcut? There are many ways to take screenshots of computers, including built-in screenshots and QQ screenshots. Xiaobian summarized several screenshot methods, which are very convenient and more efficient. I would like to share with you more effective screenshot capture methods and hope to help you. The initial Shortcut of QQ is