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FreeBSD 12 — serviio — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — serviio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 May 2022 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: serviio — affected by log4j vulnerability Related CVEs: CVE-2021-44228 Upstream summary: Serviio reports: Serviio is affectred by the log4j vulnerability. Table of contents Symptom & Impact Environment & Reproduction Root […]

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FreeBSD 13 — py310-httpx — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-httpx — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-httpx — input validation vulnerability Related CVEs: CVE-2021-41945 Upstream summary: lebr0nli reports: Encode OSS httpx <=1.0.0.beta0 is affected by improper input validation in `httpx.URL`, `httpx.Client` and some functions using `httpx.URL.copy_with`. […]

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How to Configure IPv6 on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure IPv6 on CentOS Stream 9

Introduction This tutorial demonstrates how to Configure IPv6 on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default AppStream […]

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FreeBSD 13 — exim-ldap — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — exim-ldap — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: exim — local privilege escalation Related CVEs: CVE-2004-0400 CVE-2005-0021 CVE-2005-0022 CVE-2011-0017 Upstream summary: exim.org reports: CVE-2011-0017 – check return value of setuid/setgid. This is a privilege escalation vulnerability whereby the […]

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FreeBSD 13 — ksh — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ksh — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ksh93 — certain environment variables interpreted as arithmetic expressions on startup, leading to code injection Upstream summary: Upstream ksh93 maintainer Siteshwar Vashisht reports: A flaw was found in the way […]

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Debian 11 — libcdaudio — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libcdaudio — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0706 CVE-2008-5030 Upstream summary: Buffer overflow in discdb.c for grip 3.1.2 allows attackers to cause a denial of service (crash) and possibly execute arbitrary code by causing the […]

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AlmaLinux 8 — mesa — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mesa — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1804 Related CVEs: CVE-2020-14344 CVE-2020-14345 CVE-2020-14346 CVE-2020-14347 CVE-2020-14360 CVE-2020-14361 CVE-2020-14362 CVE-2020-14363  +1 more Upstream summary: X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that […]

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Common Problems 120572

Debian 11: Apache returns 503 because PHP-FPM socket is missing

🟠 High   ⏱ 5–30 min  Last verified: 1 May 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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Debian 11 — ltsp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ltsp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-1293 Upstream summary: ldm in Linux Terminal Server Project (LTSP) 0.99 and 2 passes the -ac option to the X server on each LTSP client, which allows remote […]

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