CVE编号
CVE-2021-3516利用情况
暂无补丁情况
官方补丁披露时间
2021-06-01漏洞描述
There's a flaw in libxml2's xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.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 |
|
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1954225 | |
| https://gitlab.gnome.org/GNOME/libxml2/-/commit/1358d157d0bd83be1dfe356a69213... | |
| https://gitlab.gnome.org/GNOME/libxml2/-/issues/230 | |
| https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://security.gentoo.org/glsa/202107-05 | |
| https://security.netapp.com/advisory/ntap-20210716-0005/ | |
| https://www.oracle.com/security-alerts/cpujan2022.html |
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 | redhat | jboss_core_services | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | xmlsoft | xmllint | * |
Up to (excluding) 2.9.11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | libxml2 | * |
Up to (excluding) 2.9.7-9.1.al8.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | libxml2 | * |
Up to (excluding) 2.9.1-6.amzn2.5.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | libxml2 | * |
Up to (excluding) 2.9.7-9.el8_4.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | libxml2 | * |
Up to (excluding) 2.9.4+dfsg1-7+deb10u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | libxml2 | * |
Up to (excluding) 2.9.10+dfsg-6.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | libxml2 | * |
Up to (excluding) 2.9.4+dfsg1-2.2+deb9u4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | libxml2 | * |
Up to (excluding) 2.9.10+dfsg-6.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | libxml2 | * |
Up to (excluding) 2.9.12-4.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | libxml2 | * |
Up to (excluding) 2.9.10-12.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libxml2 | * |
Up to (excluding) 2.9.7-lp152.10.12.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libxml2 | * |
Up to (excluding) 2.9.7-lp152.10.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | libxml2 | * |
Up to (excluding) 2.9.7-9.0.1.el8_4.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | libxml2 | * |
Up to (excluding) 2.9.7-9.el8_4.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libxml2 | * |
Up to (excluding) 2-2.9.4-46.40.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libxml2 | * |
Up to (excluding) 2-2.9.4-46.43.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | libxml2 | * |
Up to (excluding) 2.9.1+dfsg1-3ubuntu4.13+esm2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | libxml2 | * |
Up to (excluding) 2.9.3+dfsg1-1ubuntu0.7+esm1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | libxml2 | * |
Up to (excluding) 2.9.4+dfsg1-6.1ubuntu1.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | libxml2 | * |
Up to (excluding) 2.9.10+dfsg-5ubuntu0.20.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | libxml2 | * |
Up to (excluding) 2.9.10+dfsg-6.3ubuntu0.1 |
|||||
- 攻击路径 本地
- 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 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 服务器失陷
- 全网数量 N/A
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