Linux

AlmaLinux 8 — libgcrypt — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libgcrypt — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • January 7, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:5311 Related CVEs: CVE-2021-40528 CVE-2021-33560 Upstream summary: The libgcrypt library provides general-purpose implementations of various cryptographic algorithms. Security Fix(es): * libgcrypt: ElGamal implementation allows plaintext recovery (CVE-2021-40528) For more details about the […]

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Debian 11 — mime-support — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mime-support — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • January 7, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0214 CVE-2014-7209 Upstream summary: run-mailcap in mime-support 3.22 and earlier allows local users to overwrite arbitrary files via a symlink attack on temporary files. Table of contents Symptom […]

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Gentoo Linux — x11-terms/mrxvt — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — x11-terms/mrxvt — vulnerability — patch and remediation guide

  • January 7, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-07 Related CVEs: CVE-2021-33477 Upstream summary: Mrxvt mishandles certain escape sequences, some of which allow for shell command execution. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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How to Configure Samba File Sharing on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Samba File Sharing on RHEL 7

  • January 7, 2022
  • Linux
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How to Configure Samba File Sharing on RHEL 7 Samba is the go-to solution for integrating Linux servers into environments where Windows clients need to access shared files and printers. It implements the SMB/CIFS protocol natively on Linux, allowing RHEL 7 servers to appear as ordinary Windows file shares on the network. Whether you are […]

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Debian 11 — python-django-channels — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-django-channels — vulnerability — patch and remediation guide

  • January 7, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35681 Upstream summary: Django Channels 3.x before 3.0.3 allows remote attackers to obtain sensitive information from a different request scope. The legacy channels.http.AsgiHandler class, used for handling HTTP […]

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Arch Linux — python-cairosvg — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — python-cairosvg — vulnerability — patch and remediation guide

  • January 7, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202101-12 Related CVEs: CVE-2021-21236 Upstream summary: Type: denial of service. Status: Fixed. Affected: 2.5.0-3. Fixed in: 2.5.1-1. Group: AVG-1412. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — mp3info — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mp3info — vulnerability — patch and remediation guide

  • January 7, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-2465 Upstream summary: Buffer overflow in MP3Info 0.8.4 allows attackers to execute arbitrary code via a long command line argument. NOTE: if mp3info is not installed setuid or […]

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Debian 11 — gnome-online-accounts — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gnome-online-accounts — vulnerability — patch and remediation guide

  • January 7, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0240 Upstream summary: Gnome Online Accounts (GOA) 3.4.x, 3.6.x before 3.6.3, and 3.7.x before 3.7.5, does not properly validate SSL certificates when creating accounts such as Windows Live […]

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How to Configure PostgreSQL High Availability with Patroni on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure PostgreSQL High Availability with Patroni on CentOS Stream 9

  • January 6, 2022
  • CentOS
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Introduction Setting up configure postgresql high availability with patroni on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure PostgreSQL High Availability with Patroni on CentOS Stream 9, with all the commands you need, the SELinux […]

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