漏洞信息详情
QEMU 安全漏洞
漏洞简介
QEMU(Quick Emulator)是法国法布里斯-贝拉(Fabrice Bellard)个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。
QEMU guest system 存在安全漏洞,攻击者可利用该漏洞通过VirtFS目录共享触发致命错误,从而在主机系统上触发拒绝服务.
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://ubuntu.com/security/CVE-2021-20181
参考网址
来源:MISC
链接:https://www.zerodayinitiative.com/advisories/ZDI-21-159/
来源:MLIST
链接:https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
来源:MISC
链接:https://bugzilla.redhat.com/show_bug.cgi?id=1927007
来源:www.zerodayinitiative.com
链接:https://www.zerodayinitiative.com/advisories/ZDI-21-159/
来源:vigilance.fr
链接:https://vigilance.fr/vulnerability/QEMU-denial-of-service-via-VirtFS-Directory-Sharing-34509
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/161316/Ubuntu-Security-Notice-USN-4725-1.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.0652
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.0430
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.1386
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.1348
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.1391
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.0614
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.1306
受影响实体
暂无
补丁
- QEMU 安全漏洞的修复措施<!--2021-2-8-->
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