Linux

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

Alpine Linux edge — rabbitmq-server — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.9.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — rabbitmq-server 3.9.1-r0 Related CVEs: CVE-2021-32719 CVE-2015-9251 CVE-2017-16012 CVE-2019-11358 Upstream summary: Alpine community repository for vedge ships rabbitmq-server 3.9.1-r0 which addresses CVE-2021-32719. Table of contents Symptom […]

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How to Back Up and Restore MySQL Databases with mysqldump on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Back Up and Restore MySQL Databases with mysqldump on RHEL 7

How to Back Up and Restore MySQL Databases with mysqldump on RHEL 7 Regular database backups are the single most important operational task for any MySQL administrator. mysqldump is the built-in logical backup utility that ships with every MySQL and MariaDB installation — it produces plain-text SQL files that can be compressed, transferred off-site, and […]

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Common Problems 120565

Debian 11 Filesystem Remounted Read-Only After Error

🟠 High   ⏱ 5–30 min  Last verified: 21 April 2022 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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AlmaLinux 8 — wavpack — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — wavpack — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:7558 Related CVEs: CVE-2021-44269 CVE-2018-19840 CVE-2018-19841 CVE-2019-1010315 CVE-2019-1010317 CVE-2019-1010319 CVE-2019-11498 Upstream summary: WavPack is a completely open audio compression format providing lossless, high-quality lossy and a unique hybrid compression mode. Security Fix(es): […]

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AlmaLinux 8 — libomp — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libomp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4743 Related CVEs: CVE-2021-42574 Upstream summary: LLVM Toolset provides the LLVM compiler infrastructure framework, the Clang compiler for the C and C++ languages, the LLDB debugger, and related tools for code analysis. […]

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AlmaLinux 8 — tar — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — tar — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:0842 Related CVEs: CVE-2022-48303 Upstream summary: The GNU tar program can save multiple files in an archive and restore files from an archive. Security Fix(es): * tar: heap buffer overflow at from_header() […]

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Debian 11 — postgresql-ocaml — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — postgresql-ocaml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2943 Upstream summary: The postgresql-ocaml bindings 1.5.4, 1.7.0, and 1.12.1 for PostgreSQL libpq do not properly support the PQescapeStringConn function, which might allow remote attackers to leverage escaping […]

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openSUSE Tumbleweed — python38-lxml — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python38-lxml — multiple vulnerabilities (2 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-2022:0803-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-19787 CVE-2021-43818 Upstream summary: An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 20 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-0391 CVE-2003-0028 CVE-2012-1577 Upstream summary: Integer overflow in xdr_array function in RPC servers for operating systems that use libc, glibc, or other code based on SunRPC including dietlibc, […]

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

Debian 11 — fdupes — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-48682 Upstream summary: In deletefiles in FDUPES before 2.2.0, a TOCTOU race condition allows arbitrary file deletion via a symlink. Table of contents Symptom & Impact Environment & […]

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