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Debian 11 — libwpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libwpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-0002 CVE-2007-1466 CVE-2012-2149 CVE-2017-14226 CVE-2018-19208 Upstream summary: Multiple heap-based buffer overflows in WordPerfect Document importer/exporter (libwpd) before 0.8.9 allow user-assisted remote attackers to cause a denial of service […]

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Arch Linux — element-desktop — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — element-desktop — vulnerability — 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-202109-4 Related CVEs: CVE-2021-40823 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 1.7.34-2. Fixed in: 1.8.4-1. Group: AVG-2377. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Ubuntu 18.04 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5078-1 Related CVEs: CVE-2021-41072 CVE-2021-40153 Upstream summary: Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. […]

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Ubuntu 18.04 — libhttp-daemon-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libhttp-daemon-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5520-1 Related CVEs: CVE-2022-31081 Upstream summary: It was discovered that HTTP-Daemon incorrectly handled certain crafted requests. A remote attacker could possibly use this issue to perform an HTTP Request Smuggling […]

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Amazon Linux 2 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2FIREFOX-2023-009 Related CVEs: CVE-2022-45403 CVE-2022-45404 CVE-2022-45405 CVE-2022-45406 CVE-2022-45408 CVE-2022-45409 CVE-2022-45410 CVE-2022-45411  +12 more Upstream summary: Service Workers should not be able to infer information about opaque cross-origin responses; but timing […]

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SLES 12 — atftp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — atftp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 22 April 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:1091-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-11365 CVE-2021-41054 CVE-2019-11366 CVE-2021-46671 Upstream summary: An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a […]

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FreeBSD 13 — wpa_supplicant — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — wpa_supplicant — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — EAP-pwd message reassembly issue with unexpected fragment Related CVEs: CVE-2015-1863 CVE-2015-4141 CVE-2015-4142 CVE-2015-4143 CVE-2015-4144 CVE-2015-4145 CVE-2015-4146 CVE-2015-5310  +12 more Upstream summary: Problem Description: EAP-pwd implementation in hostapd (EAP […]

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FreeBSD 13 — php72-imap — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php72-imap — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php-imap — imap_open allows to run arbitrary shell commands via mailbox parameter Upstream summary: The PHP team reports: imap_open allows to run arbitrary shell commands via mailbox parameter. Table of […]

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How to Install OpenShift CLI on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install OpenShift CLI on CentOS Stream 9

Introduction This tutorial demonstrates how to Install OpenShift CLI on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default […]

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