汇总 lightdm_project 相关全部产品的 CVE 与安全漏洞情报，包括 CVSS、EPSS、公开时间与漏洞情报数据。
历史漏洞主要涉及 路径处理缺陷与缓冲区溢出 等问题，部分漏洞可能导致 应用崩溃，并影响 软件部署与生产负载 相关场景。
相关漏洞数据主要来源于公开漏洞披露与安全公告，可用于评估历史漏洞暴露面与修复优先级。
| CVE | 摘要 | 来源 | 最高 CVSS | EPSS % | 公开时间 | 更新时间 |
|---|---|---|---|---|---|---|
| CVE-2011-3349 | lightdm before 0.9.6 writes in .dmrc and Xauthority files using root permissions while the files are in user controlled folders. A local user can overwrite root-owned files via a symlink, which can allow possible privilege escalation. | [email protected] | 7.8 | 0.36% | 2019-11-19 | 2026-06-16 |
| CVE-2015-8316 | Array index error in LightDM (aka Light Display Manager) 1.14.3, 1.16.x before 1.16.6 when the XDMCP server is enabled allows remote attackers to cause a denial of service (process crash) via an XDMCP request packet with no address. | [email protected] | 5.9 | 1.75% | 2017-09-06 | 2026-06-16 |
| CVE-2017-8900 | LightDM through 1.22.0, when systemd is used in Ubuntu 16.10 and 17.x, allows physically proximate attackers to bypass intended AppArmor restrictions and visit the home directories of arbitrary users by establishing a guest session. | [email protected] | 4.6 | 0.42% | 2017-05-12 | 2026-06-16 |
| CVE-2017-7358 | In LightDM through 1.22.0, a directory traversal issue in debian/guest-account.sh allows local attackers to own arbitrary directory path locations and escalate privileges to root when the guest user logs out. | [email protected] | 7.3 | 2.67% | 2017-04-05 | 2026-06-16 |