CVE编号
CVE-2020-12652利用情况
暂无补丁情况
官方补丁披露时间
2020-05-05漏洞描述
5.4.14之前的Linux内核中的drivers/message/fusion/mptctl.c中的__mptctl_ioctl函数允许本地用户在ioctl操作期间持有错误的锁并触发竞争条件，即“双重获取”漏洞，也称为CID -28d76df18f0a。注意：供应商指出“此错误对安全的影响没有以前那么严重，因为这些操作都具有特权，并且根目录已经具有巨大的破坏力。”解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.14
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html | |
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.14 | |
| https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=28... | |
| https://github.com/torvalds/linux/commit/28d76df18f0ad5bcf5fa48510b225f0ed262a99b | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html | |
| https://security.netapp.com/advisory/ntap-20200608-0001/ | |
| https://www.debian.org/security/2020/dsa-4698 |
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 | debian_10 | linux | * |
Up to (excluding) 4.19.98-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | linux | * |
Up to (excluding) 3.16.57-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | linux | * |
Up to (excluding) 4.9.210-1+deb9u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (excluding) 5.4.14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | linux | * |
Up to (excluding) 4.12.14-lp151.28.52.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | linux | * |
Up to (excluding) 5.3.18-lp152.3.5.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_6 | linux | * |
Up to (excluding) 4.1.12-124.46.3.el6uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_7 | linux | * |
Up to (excluding) 4.1.12-124.46.3.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_6 | linux | * |
Up to (excluding) 4.1.12-124.46.3.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | linux | * |
Up to (excluding) 4.1.12-124.46.3.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | kernel-azure | * |
Up to (excluding) 4.12.14-16.16 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.43.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP5 | linux | * |
Up to (excluding) 4.12.14-16.16.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.43.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | linux | * |
Up to (excluding) 4.12.14-16.16.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | linux | * |
Up to (excluding) 4.4.0-174.204~14.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux-aws | * |
Up to (excluding) 4.4.0-1062.66 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux | * |
Up to (excluding) 4.4.0-1133.141 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-174.204 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux | * |
Up to (excluding) 5.3.0-42.34~18.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-91.92 |
|||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 无需权限
- 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 N/A
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