中危 mozilla firefox 对已超过有效生命周期的资源丧失索引
CVE编号
CVE-2021-29982利用情况
POC 已公开补丁情况
官方补丁披露时间
2021-08-18漏洞描述
Due to incorrect JIT optimization, we incorrectly interpreted data from the wrong type of object, resulting in the potential leak of a single bit of memory. This vulnerability affects Firefox < 91 and Thunderbird < 91.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。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 | mozilla | firefox | * | Up to (excluding) 91.0 | |||||
| 运行在以下环境 | |||||||||
| 应用 | mozilla | thunderbird | * | Up to (excluding) 91.0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | firefox | * | Up to (excluding) 92.0.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | firefox | * | Up to (excluding) 91.3.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | firefox | * | Up to (excluding) 91.3.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | firefox | * | Up to (excluding) 91.3.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | firefox | * | Up to (excluding) 91.3.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | thunderbird | * | Up to (excluding) 91.12.0-1~deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | thunderbird | * | Up to (excluding) 102.13.1-1~deb11u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | thunderbird | * | Up to (excluding) 102.15.1-1~deb12u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | firefox | * | Up to (excluding) 91.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | MozillaThunderbird | * | Up to (excluding) 91.2.0-lp152.2.67.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | rust-cbindgen | * | Up to (excluding) 91.2.0-8.54.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | MozillaFirefox | * | Up to (excluding) 91.1.0-112.71.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | thunderbird | * | Up to (excluding) 1:91.5.0+build1-0ubuntu0.18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | firefox | * | Up to (excluding) 91.0+build2-0ubuntu0.18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | thunderbird | * | Up to (excluding) 91.0+build2-0ubuntu0.20.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | firefox | * | Up to (excluding) 91.0+build2-0ubuntu0.21.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | firefox | * | Up to (excluding) 91.0+build2-0ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | firefox | * | Up to (excluding) 1:1snap1-0ubuntu2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | firefox | * | Up to (excluding) 91.0+build2-0ubuntu1 | |||||
- 攻击路径 远程
- 攻击复杂度 困难
- 权限要求 无需权限
- 影响范围 全局影响
- EXP成熟度 POC 已公开
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-772 | 对已超过有效生命周期的资源丧失索引 |
Exp相关链接
- avd.aliyun.com
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