🟡 Medium ⏱ 10–30 min Last verified: 23 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-0486 CVE-2016-6171 CVE-2017-11104 Upstream summary: Knot DNS before 1.5.2 allows remote attackers to cause a denial of service (application crash) via a crafted DNS message. Table of contents […]
🟠 High ⏱ 15–60 min Last verified: 23 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2007-5935 CVE-2007-5936 CVE-2007-5937 CVE-2007-5940 CVE-2009-1284 CVE-2010-0739 CVE-2010-0827 CVE-2010-1440 +12 more Upstream summary: Stack-based buffer overflow in hpc.c in dvips in teTeX and TeXlive 2007 and earlier allows user-assisted […]
🟢 Low ⏱ 5–15 min Last verified: 23 October 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5148-2 Related CVEs: CVE-2021-3504 Upstream summary: USN-5148-1 fixed a vulnerability in hivex. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It […]
🟡 Medium ⏱ 10–30 min Last verified: 23 October 2021 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-11979 CVE-2021-42550 CVE-2021-36373 CVE-2021-36374 CVE-2013-1571 CVE-2018-10886 CVE-2020-1945 Upstream summary: As mitigation for CVE-2020-1945 Apache Ant 1.10.8 changed the permissions of temporary files it created so […]
Mosh takes all the security benefits of SSH and builds upon it a greater tolerance to poor network conditions and roaming connections. It also increases responsiveness and lowers bandwidth usage by only communicating state changes to the currently visible screen region rather than transmitting complete buffers.
🟡 Medium ⏱ 10–30 min Last verified: 23 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-1307 Related CVEs: CVE-2021-2163 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
This checkpoint will help you assess what you have learned from these introductory articles on cloud computing, cloud servers, and the Linux command line. You can test your knowledge with interactive components and find opportunities for continued learning and Linux server management.
🟡 Medium ⏱ 10–30 min Last verified: 22 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-4619 Related CVEs: CVE-2020-12831 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2022:2058 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟡 Medium ⏱ 5–30 min Last verified: 22 October 2021 📖 ~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 Errors & Cross-Refs References & Further […]
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