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FreeBSD 13 — linux-c7-libevent — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-c7-libevent — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libevent — multiple vulnerabilities Related CVEs: CVE-2016-10195 CVE-2016-10196 CVE-2016-10197 Upstream summary: Debian Security reports: CVE-2016-10195: The name_parse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified […]

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Debian 11 — pcre2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pcre2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-3191 CVE-2017-7186 CVE-2017-8786 CVE-2019-20454 CVE-2022-1586 CVE-2022-1587 CVE-2022-41409 Upstream summary: The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2001-0735 CVE-2013-1049 Upstream summary: Buffer overflow in cfingerd 1.4.3 and earlier with the ALLOW_LINE_PARSING option enabled allows local users to execute arbitrary code via a long line in […]

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Debian 11 — xscreensaver — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xscreensaver — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0885 CVE-2003-1294 CVE-2003-1295 CVE-2004-2655 CVE-2007-1859 CVE-2007-5585 CVE-2011-2187 CVE-2015-8025  +2 more Upstream summary: Xscreensaver 4.14 contains certain debugging code that should have been omitted, which causes Xscreensaver to create […]

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

AlmaLinux 8 — gssproxy — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2083 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Set Up Node Exporter for Server Metrics on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Node Exporter for Server Metrics on Debian 11

Introduction This guide explains how to Set Up Node Exporter for Server Metrics on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 […]

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Debian 11 — iucode-tool — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — iucode-tool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-0357 Upstream summary: A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption. Table of […]

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

Debian 11 — sleuthkit — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4195 CVE-2007-4196 CVE-2007-4197 CVE-2007-4198 CVE-2007-4199 CVE-2007-4200 CVE-2012-5619 CVE-2017-13755  +12 more Upstream summary: Use-after-free vulnerability in ext2fs.c in Brian Carrier The Sleuth Kit (TSK) before 2.09 allows user-assisted remote […]

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Oracle Linux 8 — php:8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:8.0 — vulnerability — patch and remediation guide (ELSA-2023-0848)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0848 Related CVEs: CVE-2022-37454 CVE-2022-31631 CVE-2022-31630 CVE-2022-31628 CVE-2022-31629 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — pki-core:10.6 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pki-core:10.6 — vulnerability — patch and remediation guide (ELSA-2021-0966)

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0966 Related CVEs: CVE-2021-20179 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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