漏洞信息详情
polkit 安全漏洞
漏洞简介
polkit是一个在类 Unix操作系统中控制系统范围权限的组件。通过定义和审核权限规则,实现不同优先级进程间的通讯。
polkit 存在安全漏洞,该漏洞源于进程文件描述符耗尽,攻击者利用该漏洞允许非特权用户导致polkit崩溃。
漏洞公告
目前厂商已发布升级补丁以修复漏洞,补丁获取链接:
https://access.redhat.com/security/cve/cve-2021-4115
参考网址
来源:FEDORA
链接:https://lists.fedoraproject.org/archives/list/[email protected]/message/VGKWCBS6IDZYYDYM2WIWJM5BL7QQTWPF/
来源:MISC
链接:https://access.redhat.com/security/cve/cve-2021-4115
来源:MISC
链接:https://gitlab.freedesktop.org/polkit/polkit/-/issues/141
来源:MISC
链接:https://gitlab.com/redhat/centos-stream/rpms/polkit/-/merge_requests/6/diffs?commit_id=bf900df04dc390d389e59aa10942b0f2b15c531e
来源:vigilance.fr
链接:https://vigilance.fr/vulnerability/polkit-denial-of-service-via-File-Descriptor-Leak-37611
来源:access.redhat.com
链接:https://access.redhat.com/security/cve/cve-2021-4115
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2022.0750.2
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2022.0847
来源:cxsecurity.com
链接:https://cxsecurity.com/cveshow/CVE-2021-4115/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2022.0751.2
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/166160/Ubuntu-Security-Notice-USN-5304-1.html
受影响实体
暂无
补丁
- polkit 安全漏洞的修复措施<!--2022-2-14-->
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