September 2022 - Page 67 of 69

Debian 11 — ruby-twitter-stream — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-twitter-stream — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-24392 Upstream summary: In voloko twitter-stream 0.1.10, missing TLS hostname validation allows an attacker to perform a man-in-the-middle attack against users of the library (because eventmachine is misused). […]

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FreeBSD 13 — apache13-ssl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — apache13-ssl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: apache — heap overflow in mod_proxy Related CVEs: CVE-2004-0492 Upstream summary: A buffer overflow exists in mod_proxy which may allow an attacker to launch local DoS attacks and possibly execute […]

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Установка Apache Kafka на Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Установка Apache Kafka на Ubuntu 18.04

Автор выбрал фонд Free and Open Source Fund для получения пожертвования в рамках программы Write for DOnations. Apache Kafka — это популярный распределённый программный…

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

Debian 11 — leafnode — 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-2003-0744 CVE-2005-1453 CVE-2005-1911 Upstream summary: The fetchnews NNTP client in leafnode 1.9.3 to 1.9.41 allows remote attackers to cause a denial of service (process hang and termination) via […]

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How to Configure IPv6 Dual-Stack Networking on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure IPv6 Dual-Stack Networking on RHEL 7

How to Configure IPv6 Dual-Stack Networking on RHEL 7 IPv6 adoption has accelerated steadily, yet most production servers still need to serve IPv4 clients simultaneously. A dual-stack configuration allows a single network interface to carry both protocol versions concurrently, eliminating the need for tunneling or translation layers. On RHEL 7, NetworkManager provides the authoritative way […]

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Alpine Linux edge — mutt — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — mutt — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.2.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mutt 2.2.3-r0 Related CVEs: CVE-2022-1328 CVE-2021-3181 CVE-2020-28896 CVE-2020-14093 Upstream summary: Alpine community repository for vedge ships mutt 2.2.3-r0 which addresses CVE-2022-1328. Table of contents Symptom […]

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openSUSE Tumbleweed — zabbix-agent — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — zabbix-agent — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:0036-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-27927 CVE-2022-35230 CVE-2022-24349 CVE-2020-15803 CVE-2022-23134 Upstream summary: In Zabbix from 4.0.x before 4.0.28rc1, 5.0.0alpha1 before 5.0.10rc1, 5.2.x before 5.2.6rc1, and 5.4.0alpha1 before 5.4.0beta2, the CControllerAuthenticationUpdate […]

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Common Problems 120581

Debian 11 – LVM Thin Pool Metadata Full – Service Outage Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 11 📖 ~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 & […]

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