🟠 High ⏱ 5–30 min Last verified: 22 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: Oracle Bug OLRNT-ol8-issues-known Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]
Introduction How to Configure Container Networking on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]
🟠 High ⏱ 5–30 min Last verified: 22 March 2021 Affected versions: Windows Server 2012 R2 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related […]
🟡 Medium ⏱ 10–30 min Last verified: 22 March 2021 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: chrony <= 3.5.1 data corruption through symlink vulnerability writing the pidfile Related CVEs: CVE-2015-1821 CVE-2015-1822 CVE-2015-1853 CVE-2020-14367 Upstream summary: Miroslav Lichvar reports: chrony-3.5.1 […] fixes a security issue in writing […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.4.5-r0 📖 ~4 min read • Source: Alpine secdb entry — spamassassin 3.4.5-r0 Related CVEs: CVE-2020-1946 CVE-2020-1930 CVE-2020-1931 CVE-2018-11805 CVE-2019-12420 CVE-2016-1238 CVE-2017-15705 CVE-2018-11780 +1 more Upstream summary: Alpine main repository for vedge ships spamassassin 3.4.5-r0 which […]
🟢 Low ⏱ 5–15 min Last verified: 22 March 2021 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: py-flask-security — user redirect to arbitrary URL vulnerability Related CVEs: CVE-2021-23385 Upstream summary: Snyk reports: This affects all versions of package Flask-Security. When using the `get_post_logout_redirect` and `get_post_login_redirect` functions, it […]
🟢 Low ⏱ 5–15 min Last verified: 22 March 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5680-1 Related CVEs: CVE-2019-20326 CVE-2020-36427 Upstream summary: It was discovered that gThumb did not properly managed memory when processing certain image files. If a user were tricked into opening a […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202007-63 Related CVEs: CVE-2020-24361 Upstream summary: It was found that SNMP Trap Translator does not drop privileges as configured and does not properly escape shell commands in certain functions. Table of contents […]
How to Configure High Availability for DHCP with DHCP Failover on Windows Server 2016 DHCP (Dynamic Host Configuration Protocol) is a critical network service — when it fails, new devices cannot obtain IP addresses and existing leases eventually expire, causing network outages. Windows Server 2016 includes DHCP Failover, a feature that allows two DHCP servers […]
🟡 Medium ⏱ 10–30 min Last verified: 22 March 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4640-1 Related CVEs: CVE-2020-16123 CVE-2020-15710 CVE-2020-11931 https://launchpad.net/bugs/1877102 Upstream summary: James Henstridge discovered that an Ubuntu-specific patch caused PulseAudio to incorrectly handle snap client connections. An attacker could possibly use this […]
