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FreeBSD 12 — py37-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 April 2022 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-pygments — multiple DoS vulnerabilities Related CVEs: CVE-2021-20270 CVE-2021-27291 Upstream summary: Red Hat reports: An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of […]

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FreeBSD 13 — rubygem-sinatra — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rubygem-sinatra — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sinatra — XSS vulnerability Related CVEs: CVE-2018-11627 Upstream summary: Sinatra blog: Sinatra had a critical vulnerability since v2.0.0. The purpose of this release is to fix CVE-2018-11627. The vulnerability is […]

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Alpine Linux edge — py3-mistune — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-mistune — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.0.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-mistune 2.0.3-r0 Related CVEs: CVE-2022-34749 Upstream summary: Alpine community repository for vedge ships py3-mistune 2.0.3-r0 which addresses CVE-2022-34749. Table of contents Symptom & Impact Environment […]

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Common Problems 116957

Ubuntu 22.04 Severe Swap Thrashing Under Memory Pressure

🟡 Medium   ⏱ 5–30 min  Last verified: 29 April 2022 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 13 — postgresql — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — postgresql — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 29 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: postgresql — multiple vulnerabilities Related CVEs: CAN-2005-1409 CAN-2005-1410 CVE-2005-0227 CVE-2005-0244 CVE-2005-0245 CVE-2005-0246 CVE-2005-0247 CVE-2006-2313  +6 more Upstream summary: The PostgreSQL developers report: PostgreSQL allows users to create indexes on the […]

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Gentoo Linux — sys-apps/busybox — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-apps/busybox — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202407-17 Related CVEs: CVE-2021-42373 CVE-2021-42374 CVE-2021-42375 CVE-2021-42376 CVE-2021-42377 CVE-2021-42378 CVE-2021-42379 CVE-2021-42380  +7 more Upstream summary: Multiple vulnerabilities have been discovered in BusyBox. Please review the CVE identifiers referenced below for details. Table […]

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Debian 11 — sql-ledger — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sql-ledger — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 29 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-4244 CVE-2006-4731 CVE-2006-4798 CVE-2006-5872 CVE-2007-0667 CVE-2007-1329 CVE-2007-1436 CVE-2007-1437  +12 more Upstream summary: SQL-Ledger 2.4.4 through 2.6.17 authenticates users by verifying that the value of the sql-ledger-[username] cookie matches […]

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How to Set Up SonarQube Code Analysis on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up SonarQube Code Analysis on Debian 11

Introduction How to Set Up SonarQube Code Analysis on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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Debian 11 — ganeti — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ganeti — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-4261 CVE-2014-5247 CVE-2015-7944 CVE-2015-7945 Upstream summary: Multiple directory traversal vulnerabilities in the iallocator framework in Ganeti 1.2.4 through 1.2.8, 2.0.0 through 2.0.4, and 2.1.0 before 2.1.0~rc2 allow (1) […]

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