Linux kernel 缓冲区错误漏洞

漏洞信息详情

Linux kernel 缓冲区错误漏洞

CNNVD编号：CNNVD-202110-072
危害等级：高危-->
危害等级：高危
CVE编号： CVE-2021-42008
漏洞类型：缓冲区错误
发布时间： 2021-10-04
威胁类型：本地
更新时间： 2021-11-23
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 5.13.13之前版本存在缓冲区错误漏洞，该漏洞源于内核中的drivers/net/hamradio/6pack.c中的decode_data 函数有一个slab越界写入，攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

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/torvalds/linux.git/commit/?id=19d1532a187669ce86d5a2696eb7275310070793

参考网址

来源:MISC

链接:https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.13

来源:MISC

链接:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19d1532a187669ce86d5a2696eb7275310070793

来源:MISC

链接:https://www.youtube.com/watch?v=d5f9xLK8Vhw

来源:CONFIRM

链接:https://security.netapp.com/advisory/ntap-20211104-0002/

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164594/Ubuntu-Security-Notice-USN-5116-2.html

来源:www.auscert.org.au

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

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Linux-kernel-memory-corruption-via-decode-data-36590

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-2021.3872

来源:packetstormsecurity.com

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

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3968

来源:nvd.nist.gov

链接:https://nvd.nist.gov/vuln/detail/CVE-2021-42008

来源:packetstormsecurity.com

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

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3535

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3938

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3839

受影响实体

暂无

补丁

Linux kernel 缓冲区错误漏洞的修复措施

正文

Linux kernel 缓冲区错误漏洞

漏洞信息详情