[{"data":1,"prerenderedAt":102},["ShallowReactive",2],{"zh-cn:CommonContent:/news/2025-02-20-networkmanager-1.50.0-ipv4-issue":3},{"id":4,"title":5,"body":6,"categories":90,"date":92,"description":93,"extension":94,"home":95,"important":96,"meta":97,"navigation":96,"path":98,"seo":99,"stem":100,"__hash__":101},"zhCN/news/2025-02-20-networkmanager-1.50.0-ipv4-issue.md","【已解决】NetworkManager 1.50.0 更新可能导致 DHCP 客户端无法获取 IPv4 地址",{"type":7,"value":8,"toc":85},"minimark",[9,18,21,27,30,39,42,46,49,59,62,68,71,82],[10,11,12,13,17],"p",{},"全架构均已推送更新修复（镜像源用户可能会有延迟），更新时请注意 ",[14,15,16],"code",{},"networkmanager"," 版本为 >= 1.50.2。",[19,20],"hr",{},[10,22,23,24,26],{},"北京时间 2025 年 2 月 20 日晚间我们推送 NetworkManager（包名：",[14,25,16],{},"）1.50.0 更新后，数名用户报告无法通过 DHCP 获取 IPv4 地址且部分软件（如腾讯 QQ）无法正常登录使用.",[10,28,29],{},"在发现问题后，我们已经撤回相关更新，避免更多用户收到波及。该问题是我们的测试疏忽导致的（需要重启系统或请求 DHCP Lease 才能复现，但测试人员仅测试了服务重启），我们为此带来的不便表示歉意。",[10,31,32],{},[33,34,35,36,38],"strong",{},"我们建议您暂时不要更新系统，并等待版本为 1.50.2 的 ",[14,37,16],{}," 软件包更新（如您是在远程访问的服务器上使用安同 OS，建议您在确保可通过 BMC 或物理访问后再进行更新）。",[10,40,41],{},"若您先前已通过系统更新获取到 1.50.0 更新，请见下方“临时修复指引”。",[43,44,45],"h2",{"id":45},"临时修复指引",[10,47,48],{},"考虑到 NetworkManager 属于核心网络服务，该更新带来的故障可能导致系统管理和使用上的困难，我们建议您暂时通过如下命令降级相关组件：",[50,51,56],"pre",{"className":52,"code":54,"language":55},[53],"language-text","oma install networkmanager=1.40.6-3\n","text",[14,57,54],{"__ignoreMap":58},"",[10,60,61],{},"如果您因为之前已经清理软件包缓存，且由于网络故障无法降级或获取老版本的相关组件包，请通过如下命令手动获取 IPv4 地址：",[50,63,66],{"className":64,"code":65,"language":55},[53],"sudo dhclient\n",[14,67,65],{"__ignoreMap":58},[43,69,70],{"id":70},"原因分析",[10,72,73,74,81],{},"经查，该问题是 NetworkManager 中 eBPF 支持实现缺陷导致的，该问题早在一年前便有",[75,76,80],"a",{"href":77,"rel":78},"https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/issues/1485#note_2297552",[79],"nofollow","其他发行版维护者报告","。",[10,83,84],{},"上游至今未有正式答复相关问题或提出正式修复（在维护者报告后默认禁用了该特性，但没有在编译配置文件中记录原因或将特性标注为实验性），因此我们已暂时通过临时关闭 eBPF 特性规避该问题。",{"title":58,"searchDepth":86,"depth":86,"links":87},2,[88,89],{"id":45,"depth":86,"text":45},{"id":70,"depth":86,"text":70},[91],"advisories","2025-02-20T01:53:00.000Z","全架构均已推送更新修复（镜像源用户可能会有延迟），更新时请注意 networkmanager 版本为 >= 1.50.2。","md",false,true,{},"/news/2025-02-20-networkmanager-1.50.0-ipv4-issue",{"title":5,"description":93},"news/2025-02-20-networkmanager-1.50.0-ipv4-issue","haq83nhKOSrlerTMBo12pGL6bmk32EgMq1tkM_vauQ4",1773742824323]