漏洞信息详情
Linux kernel 代码问题漏洞
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 5.9.9版本及之前版本存在代码问题漏洞,该漏洞源于speakup spk ttyio.c中发现了一个问题。使用speakup驱动程序的系统上的本地攻击者可能会导致本地拒绝服务攻击。
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/gregkh/tty.git/commit/?h=tty-linus&id=d4122754442799187d5d537a9c039a49a67e57f1
参考网址
来源:MISC
链接:https://github.com/torvalds/linux/commit/d4122754442799187d5d537a9c039a49a67e57f1
来源:MISC
链接:https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d4122754442799187d5d537a9c039a49a67e57f1
来源:MISC
链接:https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-linus&id=d4122754442799187d5d537a9c039a49a67e57f1
来源:FEDORA
链接:https://lists.fedoraproject.org/archives/list/[email protected]/message/TITJQPYDWZ4NB2ONJWUXW75KSQIPF35T/
来源:FEDORA
链接:https://lists.fedoraproject.org/archives/list/[email protected]/message/ZF4OGZPKTAJJXWHPIFP3LHEWWEMR5LPT/
来源:MLIST
链接:https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
来源:MISC
链接:https://www.openwall.com/lists/oss-security/2020/11/19/3
来源:MLIST
链接:http://www.openwall.com/lists/oss-security/2020/11/19/5
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.4391/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.0717
来源:access.redhat.com
链接:https://access.redhat.com/security/cve/cve-2020-28941
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/161553/Ubuntu-Security-Notice-USN-4750-1.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.4375/
来源:vigilance.fr
链接:https://vigilance.fr/vulnerability/Linux-kernel-NULL-pointer-dereference-via-spk-ttyio-ldisc-close-33931
来源:nvd.nist.gov
链接:https://nvd.nist.gov/vuln/detail/CVE-2020-28941
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.4341/
受影响实体
暂无
补丁
- Linux kernel 代码问题漏洞的修复措施<!--2020-11-19-->
还没有评论,来说两句吧...