漏洞信息详情
Linux kernel 安全漏洞
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 4.17.3及之前版本中的fs/xfs/xfs_icache.c文件存在安全漏洞,该漏洞源于程序缺少正确的验证。攻击者可利用该漏洞造成拒绝服务(空指针逆向引用和内核错误)。
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/fs/xfs/xfs-linux.git/commit/?h=for-next&id=afca6c5b2595fc44383919fba740c194b0b76aff
参考网址
来源:REDHAT
链接:https://access.redhat.com/errata/RHSA-2019:2043
来源:UBUNTU
链接:https://usn.ubuntu.com/4094-1/
来源:MISC
链接:https://bugzilla.kernel.org/show_bug.cgi?id=199367
来源:MISC
链接:https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=afca6c5b2595fc44383919fba740c194b0b76aff
来源:REDHAT
链接:https://access.redhat.com/errata/RHSA-2019:2029
来源:MISC
链接:https://github.com/torvalds/linux/commit/afca6c5b2595fc44383919fba740c194b0b76aff
来源:access.redhat.com
链接:https://access.redhat.com/errata/RHSA-2019:2043
来源:www.ibm.com
链接:https://www.ibm.com/support/pages/node/1103505
来源:www.ibm.com
链接:https://www.ibm.com/support/pages/node/1103493
来源:www.ibm.com
链接:https://www.ibm.com/support/pages/node/1103499
来源:usn.ubuntu.com
链接:https://usn.ubuntu.com/4094-1/
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/153938/Red-Hat-Security-Advisory-2019-2043-01.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2019.3108/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.0766/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2019.4193/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2021.0326/
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/154326/Ubuntu-Security-Notice-USN-4118-1.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2019.2974/
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/154043/Ubuntu-Security-Notice-USN-4094-1.html
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/161165/Ubuntu-Security-Notice-USN-4708-1.html
受影响实体
- Linux Linux_kernel:4.17.3<!--2000-1-1-->
补丁
- Linux kernel 安全漏洞的修复措施<!--2018-7-4-->
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