Memcached官网安全更新（2023-10-15）

Memcached官网安全更新（2023-10-15）

Memcached 1.6.22 Release Notes<br/>Date: 2023-10-15<br/>Download<br/>http://www.memcached.org/files/memcached-1.6.22.tar.gz<br/>Overview<br/>Contains important security fixes for users of the proxy, please upgrade at<br/>your earliest convenience. This does not affect you unless you build with<br/>--enable-proxy and enable the proxy at start time.<br/>Contains many fixes and optimizations foe the proxy subsystem, along with a<br/>few small fixes to various things.<br/>Fixes<br/><br/>core: fix incr/decr/ma failing in some conditions<br/>extstore: fix item loss during page defrag<br/>Note that counts for track_sizes are best effort<br/>core: fix build on BSD<br/>core: speedup for async IO handling<br/>core: don&#39;t ignore sighup in daemonize mode<br/>proxy: add label to proxy backend error logs<br/>proxy: if a ustat label is &#34;&#34;, skip printing<br/>proxy: fix ms ignoring T flag for mcp.internal<br/>proxy: fix ms parsing error<br/>proxy: fix backend cleanup when using worker IO<br/>proxy: fix response code in the event of dead backend<br/>proxy: fix race condition in first load<br/>proxy: fix off-by-one if \r is missing<br/>proxy: update backends if conncount changes<br/>proxy: io submission queue opt<br/>proxy: io return optimization<br/>proxy: fix for dropping -O2 from lua compile<br/>proxy: fix buffer overflow with multiget syntax<br/>proxy: fix flaky test in t/proxylimits.t<br/><br/>New Features<br/><br/>proxy: backend antiflap detection.<br/>proxy: mcp.backend({ down = true }) option<br/>proxy: add mcp.ratelim_tbf({})<br/><br/>proxy: easier usage of N sockets per backend<br/><br/>See commit history for full notes. Also see the proxy documentation at: https://github.com/memcached/memcached/wiki/Proxy<br/>Contributors<br/>The following people contributed to this release since 1.6.21.<br/>Note that this is based on who contributed changes, not how they were<br/>done. In many cases, a code snippet on the mailing list or a bug<br/>report ended up as a commit with your name on it.<br/>Note that this is just a summary of how many changes each person made<br/>which doesn&#39;t necessarily reflect how significant each change was.<br/>For details on what led up into a branch, either grab the git repo and<br/>look at the output of git log 1.6.21..1.6.22 or use a web view.<br/><br/>Repo list: https://github.com/memcached/memcached/wiki/DevelopmentRepos<br/><br/>Web View: http://github.com/memcached/memcached/commits/1.6.22<br/><br/><br/> 30 dormando<br/> 3 Finn Frankis<br/> 1 Fei Hu<br/> 1 Nick Pillitteri<br/><br/>

memcached是一套分布式的高速缓存系统，由LiveJournal的Brad Fitzpatrick开发，但目前被许多网站使用

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https://github.com/memcached/memcached/wiki/ReleaseNotes1622