CVE编号
CVE-2019-5489利用情况
暂无补丁情况
官方补丁披露时间
2019-01-08漏洞描述
Linux kernel through 4.19.13中的mm/mincore.c实现的mincore()允许本地攻击者观察同一系统上的其他进程的页面缓存访问模式，这可能允许对秘密信息进行嗅探。(修复此错误将影响fincore程序的输出。)从Apache HTTP服务器访问公共文件的延迟差异可以看出，远程利用可能有限。解决建议
厂商已发布漏洞修复程序，请及时关注更新：https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=574823bfab82d9d8fa47f422778043fbb4b4f50e
参考链接 |
|
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=574... | |
| 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://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-pagecache-en | |
| http://www.securityfocus.com/bid/106478 | |
| https://access.redhat.com/errata/RHSA-2019:2029 | |
| https://access.redhat.com/errata/RHSA-2019:2043 | |
| https://access.redhat.com/errata/RHSA-2019:2473 | |
| https://access.redhat.com/errata/RHSA-2019:2808 | |
| https://access.redhat.com/errata/RHSA-2019:2809 | |
| https://access.redhat.com/errata/RHSA-2019:2837 | |
| https://access.redhat.com/errata/RHSA-2019:3309 | |
| https://access.redhat.com/errata/RHSA-2019:3517 | |
| https://access.redhat.com/errata/RHSA-2019:3967 | |
| https://access.redhat.com/errata/RHSA-2019:4056 | |
| https://access.redhat.com/errata/RHSA-2019:4057 | |
| https://access.redhat.com/errata/RHSA-2019:4058 | |
| https://access.redhat.com/errata/RHSA-2019:4159 | |
| https://access.redhat.com/errata/RHSA-2019:4164 | |
| https://access.redhat.com/errata/RHSA-2019:4255 | |
| https://access.redhat.com/errata/RHSA-2020:0204 | |
| https://arxiv.org/abs/1901.01161 | |
| https://bugzilla.suse.com/show_bug.cgi?id=1120843 | |
| https://github.com/torvalds/linux/commit/574823bfab82d9d8fa47f422778043fbb4b4f50e | |
| https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html | |
| https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html | |
| https://seclists.org/bugtraq/2019/Jun/26 | |
| https://security.netapp.com/advisory/ntap-20190307-0001/ | |
| https://www.debian.org/security/2019/dsa-4465 | |
| https://www.oracle.com/security-alerts/cpujul2020.html | |
| https://www.theregister.co.uk/2019/01/05/boffins_beat_page_cache/ |
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 | |||||||||
| 应用 | netapp | active_iq_performance_analytics_services | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | netapp | element_software_management_node | - | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (including) 4.19.13 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_5 | kernel | * |
Up to (excluding) 0:2.6.18-439.el5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_6 | kernel | * |
Up to (excluding) 0:2.6.32-754.18.2.el6 |
|||||
| 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_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) 4.15.0-60.67 |
|||||
- 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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