Debian 13 — lightdm — multiple vulnerabilities (6 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2011-3153 CVE-2011-3349 CVE-2011-4105 CVE-2012-1111 CVE-2013-4331 CVE-2015-8316 Upstream summary: dmrc.c in Light Display Manager (aka LightDM) before 1.1.1 allows local users to read arbitrary files via a symlink attack […]