Linux kernel 安全漏洞

漏洞信息详情

Linux kernel 安全漏洞

CNNVD编号：CNNVD-202108-2376
危害等级：中危-->
危害等级：中危
CVE编号： CVE-2021-3739
漏洞类型：其他
发布时间： 2021-08-26
威胁类型：
更新时间： 2021-11-15
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Linux kernel 的 btrfs_rm_device() 强制取消引用 NULL 指针，以触发拒绝服务。

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://lore.kernel.org/linux-btrfs/[email protected]/T/

参考网址

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164584/Ubuntu-Security-Notice-USN-5115-1.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164939/Ubuntu-Security-Notice-USN-5137-2.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3222

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3870

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3483

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3512

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:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164561/Ubuntu-Security-Notice-USN-5113-1.html

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Linux-kernel-NULL-pointer-dereference-via-btrfs-rm-device-36250

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3185

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164815/Ubuntu-Security-Notice-USN-5137-1.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3391

受影响实体

暂无

补丁

Linux kernel 安全漏洞的修复措施

正文

Linux kernel 安全漏洞

漏洞信息详情