Troubleshooting

Gentoo Linux — dev-util/rebar-bin — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-util/rebar-bin — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202405-30 Related CVEs: CVE-2020-13802 Upstream summary: Rebar3 is vulnerable to OS command injection via the URL parameter of a dependency specification. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure iSCSI Target and Initiator on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure iSCSI Target and Initiator on Debian 10

Introduction This guide explains how to Configure iSCSI Target and Initiator on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

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

Ubuntu 18.04 — mercurial — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5102-1 Related CVEs: CVE-2018-17983 CVE-2019-3902 Upstream summary: It was discovered that Mercurial mishandled symlinks in subrepositories. An attacker could use this issue to write arbitrary files to the target’s filesystem. […]

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openSUSE Tumbleweed — lout — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — lout — multiple vulnerabilities (2 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-2020:1771-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19917 CVE-2019-19918 Upstream summary: Lout 3.40 has a buffer overflow in the StringQuotedWord() function in z39.c. Table of contents Symptom & Impact Environment & Reproduction […]

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Ubuntu 14.04 — libjpeg-turbo — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libjpeg-turbo — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 June 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5553-1 Related CVEs: CVE-2018-11813 CVE-2018-14498 CVE-2020-14152 CVE-2020-17541 CVE-2020-13790 CVE-2014-9092 CVE-2016-3616 CVE-2017-15232  +4 more Upstream summary: It was discovered that libjpeg-turbo was not properly handling EOF characters, which could lead to […]

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Common Problems 117948

Ubuntu 18.04 LTS – cloud-init overrides static networking unexpectedly – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 June 2020 Affected versions: Ubuntu 18.04 LTS 📖 ~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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How to Configure dnsmasq on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure dnsmasq on Debian 10

Introduction This guide explains how to Configure dnsmasq on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard repositories […]

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openSUSE Tumbleweed — soundtouch — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — soundtouch — multiple vulnerabilities (4 CVEs) — 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-2018:3106-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1000223 CVE-2018-17096 CVE-2018-17097 CVE-2018-17098 Upstream summary: soundtouch version up to and including 2.0.0 contains a Buffer Overflow vulnerability in SoundStretch/WavFile.cpp:WavInFile::readHeaderBlock() that can result in arbitrary […]

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SLES 15 — python2-py — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-py — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2021:245-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-29651 Upstream summary: A denial of service via regular expression in the py.path.svnwc component of py (aka python-py) through 1.9.0 could be used by attackers […]

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Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide (ELSA-2019-3135)

🟠 High   ⏱ 15–60 min  Last verified: 17 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3135 Related CVEs: CVE-2019-2977 CVE-2019-2988 CVE-2019-2949 CVE-2019-2964 CVE-2019-2981 CVE-2019-2945 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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CHAT