Linux

Common Python Tools: Using virtualenv, Installing with Pip, and Managing Packages — step-by-step Linux tutorial on Progressive Robot

Common Python Tools: Using virtualenv, Installing with Pip, and Managing Packages

In this the cloud provider article, we aim to fill you in on not only the basics, but also the logic behind popular Python tools and items as we dive into using them in real life scenarios. We will begin with downloading and installing some common libraries, setting and working with virtual environments (using virtualenv) and managing packages for development and production of your own applications.

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Oracle Linux 8 — mod_auth_mellon security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mod_auth_mellon security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2019-3421)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3421 Related CVEs: CVE-2019-3877 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 11 — impacket — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — impacket — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-31800 Upstream summary: Multiple path traversal vulnerabilities exist in smbserver.py in Impacket through 0.9.22. An attacker that connects to a running smbserver instance can list and write to […]

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openSUSE Tumbleweed — ruby2.7-rubygem-activerecord — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.7-rubygem-activerecord — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:1468-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-22880 Upstream summary: The PostgreSQL adapter in Active Record before 6.1.2.1, 6.0.3.5, 5.2.4.5 suffers from a regular expression denial of service (REDoS) vulnerability. Carefully crafted […]

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Debian 11 — libmwaw — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libmwaw — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9433 Upstream summary: Document Liberation Project libmwaw before 2017-04-08 has an out-of-bounds write caused by a heap-based buffer overflow related to the MsWrd1Parser::readFootnoteCorrespondance function in lib/MsWrd1Parser.cxx. Table of […]

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Debian 11 — icinga2 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — icinga2 — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-16933 CVE-2018-6532 CVE-2018-6533 CVE-2018-6534 CVE-2018-6535 CVE-2018-6536 CVE-2020-14004 CVE-2020-29663  +8 more Upstream summary: etc/initsystem/prepare-dirs in Icinga 2.x through 2.8.1 has a chown call for a filename in a user-writable […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2021-9085)

🟠 High   ⏱ 15–60 min  Last verified: 11 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9085 Related CVEs: CVE-2020-16120 CVE-2021-26931 CVE-2020-0431 CVE-2021-26930 CVE-2021-3347 CVE-2021-3348 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Arch Linux — mutt — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — mutt — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202011-25 Related CVEs: CVE-2020-28896 CVE-2021-3181 Upstream summary: Type: silent downgrade. Status: Fixed. Affected: 2.0.1-1. Fixed in: 2.0.2-1. Group: AVG-1288. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-1320 CVE-2007-1321 CVE-2007-1322 CVE-2007-1366 CVE-2007-5729 CVE-2007-5730 CVE-2008-0928 CVE-2008-1945  +12 more Upstream summary: Multiple heap-based buffer overflows in the cirrus_invalidate_region function in the Cirrus VGA extension in QEMU 0.8.2, […]

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