April 2023 - Page 32 of 69

Debian 11 — slixmpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — slixmpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-5591 CVE-2019-1000021 CVE-2022-45197 Upstream summary: An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the […]

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Ubuntu 18.04 — pdns — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pdns — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7203-1 Related CVEs: CVE-2018-1046 CVE-2018-10851 CVE-2018-14626 CVE-2018-14644 CVE-2020-17482 CVE-2022-27227 Upstream summary: Wei Hao discovered that PowerDNS Authoritative Server incorrectly handled memory when accessing certain files. An attacker could possibly use […]

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How to Set Up MongoDB Replica Set on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up MongoDB Replica Set on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up set up mongodb replica set on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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Ubuntu 20.04 — openvswitch — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — openvswitch — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6690-1 Related CVEs: CVE-2023-3966 CVE-2023-5366 CVE-2023-1668 CVE-2022-4337 CVE-2022-4338 CVE-2021-36980 CVE-2020-35498 CVE-2015-8011  +1 more Upstream summary: Timothy Redaelli and Haresh Khandelwal discovered that Open vSwitch incorrectly handled certain crafted Geneve packets […]

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How To Use BitTorrent Sync to Synchronize Directories in Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Use BitTorrent Sync to Synchronize Directories in Ubuntu 14.04

BitTorrent Sync allows you to sync directories across servers by leveraging an encrypted version of the BitTorrent protocol. In this guide, we will demonstrate how to configure BitTorrent Sync between two servers. We will also configure an SSL reverse proxy through Nginx in order to encrypt our traffic with the web interface.

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SLES 15 — libctf0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libctf0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3179-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-44840 CVE-2022-47673 CVE-2022-47695 CVE-2022-47696 CVE-2020-19726 CVE-2022-45703 CVE-2021-20294 CVE-2022-35205  +12 more Upstream summary: Heap buffer overflow vulnerability in binutils readelf before 2.40 via function find_section_in_set in […]

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Oracle Linux 8 — grafana — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grafana — vulnerability — patch and remediation guide (ELSA-2023-5863)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5863 Related CVEs: CVE-2023-44487 CVE-2023-39325 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — olcne istio istio — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — olcne istio istio — vulnerability — patch and remediation guide (ELSA-2022-9362)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9362 Related CVEs: CVE-2022-24921 CVE-2022-24726 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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