CVE编号
CVE-2019-11833利用情况
暂无补丁情况
官方补丁披露时间
2019-05-16漏洞描述
Linux kernel through 5.1.2 中的fs / ext4 / extents.c不会将扩展树块中未使用的内存区域归零，这可能允许本地用户通过读取文件系统中未初始化的数据来获取敏感信息。解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html | |
| http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice... | |
| http://www.securityfocus.com/bid/108372 | |
| https://access.redhat.com/errata/RHSA-2019:2029 | |
| https://access.redhat.com/errata/RHSA-2019:2043 | |
| https://access.redhat.com/errata/RHSA-2019:3309 | |
| https://access.redhat.com/errata/RHSA-2019:3517 | |
| https://github.com/torvalds/linux/commit/592acbf16821288ecdc4192c47e3774a4c48bb64 | |
| https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html | |
| https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://seclists.org/bugtraq/2019/Jun/26 | |
| https://usn.ubuntu.com/4068-1/ | |
| https://usn.ubuntu.com/4068-2/ | |
| https://usn.ubuntu.com/4069-1/ | |
| https://usn.ubuntu.com/4069-2/ | |
| https://usn.ubuntu.com/4076-1/ | |
| https://usn.ubuntu.com/4095-2/ | |
| https://usn.ubuntu.com/4118-1/ | |
| https://www.debian.org/security/2019/dsa-4465 |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (including) 5.1.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | bpftool | * |
Up to (excluding) 0:3.10.0-1062.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel-rt | * |
Up to (excluding) 0:3.10.0-1062.rt56.1022.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | kernel-default-extra | * |
Up to (excluding) 4.12.14-120 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux-aws | * |
Up to (excluding) 4.4.0-1054.58 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-157.185 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-55.60 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.10 | linux | * |
Up to (excluding) 4.18.0-26.27 |
|||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 普通权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
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