CVE编号
CVE-2021-21775利用情况
暂无补丁情况
官方补丁披露时间
2021-07-08漏洞描述
A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.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://www.openwall.com/lists/oss-security/2021/07/23/1 | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://talosintelligence.com/vulnerability_reports/TALOS-2021-1229 | |
| https://www.debian.org/security/2021/dsa-4945 |
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 | webkitgtk | webkitgtk | 2.30.4 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | webkit2gtk | * |
Up to (excluding) 2.32.3-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | webkit2gtk | * |
Up to (excluding) 2.32.3-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | webkit2gtk | * |
Up to (excluding) 2.32.3-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | webkit2gtk | * |
Up to (excluding) 3.28.2-28.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | webkit2gtk | * |
Up to (excluding) 2.32.3-1~deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | webkit2gtk | * |
Up to (excluding) 2.32.1-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | webkit2gtk | * |
Up to (excluding) 2.18.6-1~deb9u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | webkit2gtk | * |
Up to (excluding) 2.32.2-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | webkit2gtk | * |
Up to (excluding) 2.32.3-1.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | webkit2gtk | * |
Up to (excluding) 2.32.3-1.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | webkit2gtk | * |
Up to (excluding) 4-2.32.3-lp152.2.16.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | webkit2gtk | * |
Up to (excluding) 18-2.32.3-9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | webkit2gtk | * |
Up to (excluding) 3.32.1-20.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | webkit2gtk | * |
Up to (excluding) 40.0-15.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | webkit2gtk | * |
Up to (excluding) 18-2.32.3-2.66.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | webkit2gtk | * |
Up to (excluding) 2.32.3-0ubuntu0.18.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | webkit2gtk | * |
Up to (excluding) 2.32.3-0ubuntu0.20.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | webkit2gtk | * |
Up to (excluding) 2.32.3-0ubuntu0.21.04.1 |
|||||
- 攻击路径 远程
- 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 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
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