Linux kernel 安全漏洞

漏洞信息详情

Linux kernel 安全漏洞

CNNVD编号：CNNVD-202108-762
危害等级：中危-->
危害等级：中危
CVE编号： CVE-2021-38199
漏洞类型：其他
发布时间： 2021-08-08
威胁类型：远程或本地
更新时间： 2021-11-11
厂商：
漏洞来源：

漏洞简介

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

Linux kernel 存在安全漏洞，该漏洞源于5.13.4之前版本的Linux内核中的fs/nfs/nfs4client.c 连接设置顺序错误，导致远程NFSv4服务器的操作人员在集群检测时安排这些服务器不可达。攻击者可利用该漏洞造成拒绝服务(挂载)。

漏洞公告

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页：

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4

参考网址

来源:CONFIRM

链接:https://security.netapp.com/advisory/ntap-20210902-0010/

来源:MISC

链接:https://github.com/torvalds/linux/commit/dd99e9f98fbf423ff6d365b37a98e8879170f17c

来源:DEBIAN

链接:https://www.debian.org/security/2021/dsa-4978

来源:MLIST

链接:https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html

来源:MISC

链接:https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164312/Ubuntu-Security-Notice-USN-5092-1.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164431/Ubuntu-Security-Notice-USN-5106-1.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3536

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3249

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164334/Ubuntu-Security-Notice-USN-5092-2.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3435

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164551/Ubuntu-Security-Notice-USN-5092-3.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3743

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3225

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3324

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3456

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164589/Ubuntu-Security-Notice-USN-5120-1.html

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-nfs4-alloc-client-36069

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164524/Ubuntu-Security-Notice-USN-5091-3.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164814/Ubuntu-Security-Notice-USN-5136-1.html

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补丁

Linux kernel 安全漏洞的修复措施

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Linux kernel 安全漏洞

漏洞信息详情