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QEMU 缓冲区错误漏洞

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漏洞信息详情

QEMU 缓冲区错误漏洞

  • CNNVD编号：CNNVD-202102-357
    • <!--
  • 危害等级： 中危-->
  • 危害等级： 中危
  • CVE编号： CVE-2021-20221
  • 漏洞类型： 缓冲区错误
  • 发布时间： 2021-02-03
  • 威胁类型： 本地
  • 更新时间： 2021-08-12
  • 厂        商：
  • 漏洞来源： Red Hat

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 存在缓冲区错误漏洞，该漏洞源于通过中断ID字段访问超出限制的堆缓冲区。

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://bugzilla.redhat.com/show_bug.cgi?id=1924601

参考网址

来源:MLIST

链接:http://www.openwall.com/lists/oss-security/2021/02/05/1

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=1924601

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.2708

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.1915

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.2619

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/163779/Red-Hat-Security-Advisory-2021-3061-01.html

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/QEMU-out-of-bounds-memory-reading-via-ARM-Generic-Interrupt-Controller-34492

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.2415

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/163519/Ubuntu-Security-Notice-USN-5010-1.html

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

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/162113/Red-Hat-Security-Advisory-2021-1125-01.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.2670

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.1179

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-2021.2202

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.2069

来源:www.cybersecurity-help.cz

链接:https://www.cybersecurity-help.cz/vdb/SB2021062316

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2021-20221

受影响实体

    暂无


补丁

  • QEMU 缓冲区错误漏洞的修复措施
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