🟠 High ⏱ 5–30 min Last verified: 21 November 2019 Affected versions: 16.04 LTS 📖 ~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 & […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202209-10 Related CVEs: CVE-2017-20148 Upstream summary: The pkg_postinst phase of the Logcheck ebuilds recursively chown the /etc/logcheck and /var/lib/logcheck directories. If the logcheck adds hardlinks to other files in these directories, the […]
🟢 Low ⏱ 5–15 min Last verified: 21 November 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4134-3 Related CVEs: CVE-2019-14822 https://launchpad.net/bugs/1844853 Upstream summary: USN-4134-1 fixed a vulnerability in IBus. The update caused a regression in some Qt applications and the fix was subsequently reverted in USN-4134-2. […]
🟢 Low ⏱ 5–15 min Last verified: 21 November 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-3936-1 Related CVEs: CVE-2019-9210 CVE-2018-1056 Upstream summary: It was discovered that AdvanceCOMP incorrectly handled certain PNG files. An attacker could possibly use this issue to execute arbitrary code. Table of […]
Ruby on Rails uses sqlite3 as its default database, which works great in many cases, but may not be sufficient for your application. If your application requires the scalability, centralization, and control (or any other feature) that a client/server SQL database, this tutorial will show you how to do just that, with MySQL, on CentOS 7 or RHEL.
🟡 Medium ⏱ 10–30 min Last verified: 21 November 2019 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2011:1161-1 (see also SUSE bugzilla) Related CVEs: CVE-2011-3581 Upstream summary: Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and […]
🟡 Medium ⏱ 10–30 min Last verified: 21 November 2019 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-4374 Related CVEs: CVE-2019-18218 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
How to Enable HTTP/2 with Nginx on RHEL 7 HTTP/2 is the major revision of the HTTP network protocol that brings multiplexed streams, header compression, and server push to web traffic. Compared to HTTP/1.1, HTTP/2 dramatically reduces page load times on sites with many assets by eliminating head-of-line blocking and reducing the overhead of repeated […]
In this tutorial, you’ll install and get started with Composer on an Ubuntu 18.04 system.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2011:0935-1 (see also SUSE bugzilla) Related CVEs: CVE-2011-2483 Upstream summary: crypt_blowfish before 1.1, as used in PHP before 5.3.7 on certain platforms, PostgreSQL before 8.4.9, and other products, does not properly handle […]
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