中危 linux linux_kernel 释放后使用
CVE编号
CVE-2021-3347利用情况
暂无补丁情况
官方补丁披露时间
2021-01-30漏洞描述
Linux kernel是一种计算机操作系统内核，以C语言和汇编语言写成，符合POSIX标准，按GNU通用公共许可证发行。 Linux kernel 5.10.11及更早版本中的PI futex在故障处理期间存在内核栈释放后重用漏洞。本地用户可利用该漏洞在内核中执行代码。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://www.kernel.org/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 | alibaba_cloud_linux_2.1903 | kernel | * | Up to (excluding) 4.19.91-23.al7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | kernel | * | Up to (excluding) 1.0-4.amzn2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | kernel | * | Up to (excluding) 4.14.219-119.340.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_7 | kernel | * | Up to (excluding) 4.19 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | kpatch-patch | * | Up to (excluding) 3.10.0-1160.31.1.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | kernel | * | Up to (excluding) 4.18.0-240.22.1.el8_3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian | debian_linux | 10.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | linux | * | Up to (excluding) 4.19.171-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | linux | * | Up to (excluding) 5.10.12-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | linux | * | Up to (excluding) 5.10.12-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | linux | * | Up to (excluding) 4.9.258-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | linux | * | Up to (excluding) 5.10.12-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | kernel | * | Up to (excluding) 5.10.12-100.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | mrxvt-debugsource | * | Up to (excluding) 5.10.12-200.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | mrxvt-debugsource | * | Up to (excluding) 9.26-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | rxvt-unicode-256color | * | Up to (excluding) 9.21-4.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_8 | rxvt-unicode-terminfo | * | Up to (excluding) 9.26-1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | kernel | * | Up to (excluding) 4.19.90-25.11.v2101.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | kernel | * | Up to (excluding) 4.19.90-25.11.v2101.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | Up to (including) 5.10.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | kernel | * | Up to (excluding) 5.3.18-lp152.63.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | rxvt-unicode | * | Up to (excluding) 9.26-bp154.2.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | rxvt-unicode | * | Up to (excluding) 9.26-bp154.2.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_6 | kernel | * | Up to (excluding) 2.6.32-754.35.1.0.5.el6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | kernel | * | Up to (excluding) 4.14.35-2047.501.1.el7uek | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | kernel | * | Up to (excluding) 4.18.0-240.22.1.el8_3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_6 | kernel | * | Up to (excluding) 0:2.6.32-754.41.2.el6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel-rt | * | Up to (excluding) 3.10.0-1160.31.1.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | kernel | * | Up to (excluding) 4.18.0-240.22.1.el8_3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | kernel | * | Up to (excluding) 4.12.14-122.60.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux-aws-hwe | * | Up to (excluding) 4.15.0-1112.124~16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | linux-aws-hwe | * | Up to (excluding) 4.15.0-1098.105~16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux-hwe-5.4 | * | Up to (excluding) 4.15.0-1112.125 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | linux | * | Up to (excluding) 4.15.0-141.145 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | linux-bluefield | * | Up to (excluding) 5.4.0-1039.42 | |||||
- 攻击路径 本地
- 攻击复杂度 容易
- 权限要求 普通权限
- 影响范围 全局影响
- EXP成熟度 N/A
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 传输被破坏
- 服务器危害 服务器失陷
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-416 | 释放后使用 |
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