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openSUSE Tumbleweed — virt-v2v — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — virt-v2v — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:3271-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-2211 Upstream summary: A vulnerability was found in libguestfs. This issue occurs while calculating the greatest possible number of matching keys in the get_keys() function. […]

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

Debian 11 — patchelf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-44940 Upstream summary: Patchelf v0.9 was discovered to contain an out-of-bounds read via the function modifyRPath at src/patchelf.cc. Table of contents Symptom & Impact Environment & Reproduction Root […]

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

Debian 11 — libtorrent-rasterbar — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1760 CVE-2015-5685 CVE-2016-5301 CVE-2016-7164 CVE-2017-9847 Upstream summary: Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in firetorrent, qBittorrent, deluge Torrent, and other applications, allows […]

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Ubuntu 20.04 — python-pysaml2 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-pysaml2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 May 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5066-1 Related CVEs: CVE-2021-21239 Upstream summary: Brian Wolff discovered that PySAML2 incorrectly validated cryptographic signatures. A remote attacker could possibly use this issue to alter SAML documents. Table of contents […]

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How to Set Up MariaDB Replication on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up MariaDB Replication on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up set up mariadb replication 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 and […]

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Ubuntu 18.04 — libgcrypt20 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libgcrypt20 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 May 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5080-1 Related CVEs: CVE-2021-33560 CVE-2021-40528 CVE-2019-13627 CVE-2018-0495 Upstream summary: It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An attacker could possibly use this issue to recover sensitive information. Table […]

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SLES 12 — arpwatch — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — arpwatch — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 May 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:14759-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-25321 Upstream summary: A UNIX Symbolic Link (Symlink) Following vulnerability in arpwatch of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud […]

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Alpine Linux edge — docker-cli-compose — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — docker-cli-compose — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.15.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — docker-cli-compose 2.15.1-r0 Related CVEs: CVE-2022-27664 CVE-2022-32149 CVE-2022-39253 Upstream summary: Alpine community repository for vedge ships docker-cli-compose 2.15.1-r0 which addresses CVE-2022-27664. Table of contents Symptom & […]

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Oracle Linux 8 — container-tools:ol8 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:ol8 — vulnerability — patch and remediation guide (ELSA-2021-2371)

🟠 High   ⏱ 15–60 min  Last verified: 4 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2371 Related CVEs: CVE-2021-30465 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9602)

🟠 High   ⏱ 15–60 min  Last verified: 4 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9602 Related CVEs: CVE-2022-21505 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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