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Linux kernel EFI子系统代码问题漏洞

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漏洞信息详情

Linux kernel EFI子系统代码问题漏洞

  • CNNVD编号：CNNVD-201905-1034
    • <!--
  • 危害等级： 中危-->
  • 危害等级： 中危
  • CVE编号： CVE-2019-12380
  • 漏洞类型： 代码问题
  • 发布时间： 2019-05-27
  • 威胁类型： 本地
  • 更新时间： 2020-08-04
  • 厂        商：
  • 漏洞来源： Ubuntu,Gen Zhang

漏洞简介

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。

Linux kernel 5.1.5之前版本中的EFI子系统存在代码问题漏洞，该漏洞源于arch/x86/platform/efi/efi.c和efi_call_phys_prolog in arch/x86/platform/efi/efi_64.c文件中的‘phys_efi_set_virtual_address_map’函数错误地处理了内存分配失败的情况。攻击者可利用该漏洞造成拒绝服务。

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://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=4e78921ba4dd0aca1cc89168f45039add4183f8e

参考网址

来源:git.kernel.org

链接:https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=4e78921ba4dd0aca1cc89168f45039add4183f8e

来源:www.securityfocus.com

链接:http://www.securityfocus.com/bid/108477

来源:FEDORA

链接:https://lists.fedoraproject.org/archives/list/[email protected]/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE/

来源:CONFIRM

链接:https://security.netapp.com/advisory/ntap-20190710-0002/

来源:UBUNTU

链接:https://usn.ubuntu.com/4414-1/

来源:www.kernel.org

链接:http://www.kernel.org/

来源:SUSE

链接:http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html

来源:FEDORA

链接:https://lists.fedoraproject.org/archives/list/[email protected]/message/J36BIJTKEPUOZKJNHQBUZA47RQONUKOI/

来源:BID

链接:https://www.securityfocus.com/bid/108477

来源:UBUNTU

链接:https://usn.ubuntu.com/4427-1/

来源:SUSE

链接:http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.html

来源:SUSE

链接:http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html

来源:UBUNTU

链接:https://usn.ubuntu.com/4439-1/

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20191855-1.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20191854-1.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20191852-1.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20191851-1.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20191823-2.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20192430-1.html

来源:www.suse.com

链接:https://www.suse.com/support/update/announcement/2019/suse-su-20192450-1.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2019.3590/

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2019.2626/

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/158509/Ubuntu-Security-Notice-USN-4427-1.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/158628/Ubuntu-Security-Notice-USN-4439-1.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.2507/

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/158295/Ubuntu-Security-Notice-USN-4414-1.html

来源:www.securityfocus.com

链接:https://www.securityfocus.com/bid/108477

来源:nvd.nist.gov

链接:https://nvd.nist.gov/vuln/detail/CVE-2019-12380

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2019.3612/

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.2389/

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.2562/

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Linux-kernel-NULL-pointer-dereference-via-EFI-29423

受影响实体

    暂无


补丁

  • Linux kernel EFI子系统安全漏洞的修复措施
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    2019-5-27
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