November 2021 - Page 34 of 66

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

AlmaLinux 8 — nvmetcli — 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-2021:4383 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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Oracle Linux 8 — .NET Core 3.1 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET Core 3.1 security, bug fix, and — enhancement update — new behaviour and fixes

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-2202 Related CVEs: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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FreeBSD 13 — postgresql-client — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — postgresql-client — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: databases/postgresql*-client — multiple vulnerabilities Related CVEs: CVE-2009-4034 CVE-2009-4136 CVE-2012-0866 CVE-2012-0867 CVE-2012-0868 Upstream summary: The PostgreSQL Global Development Group reports: These vulnerabilities could allow users to define triggers that execute functions […]

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Common Problems 117514

Ubuntu 20.04 LTS UFW Blocks Required Service Ports

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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 — linux-c6-nss — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-c6-nss — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nss — Use-after-free in TLS 1.2 generating handshake hashes Related CVEs: CVE-2014-1568 CVE-2015-7575 CVE-2016-1938 CVE-2016-1950 CVE-2016-1978 CVE-2016-1979 CVE-2016-2834 CVE-2017-5461  +2 more Upstream summary: Mozilla reports: During TLS 1.2 exchanges, handshake […]

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How to Install Keepalived for High Availability on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Keepalived for High Availability on FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install keepalived for high availability on freebsd 13 on FreeBSD 13 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any […]

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FreeBSD 13 — php55-fileinfo — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php55-fileinfo — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Upstream summary: The PHP Group reports: Fileinfo: Fixed bug #71527 (Buffer over-write in finfo_open with malformed magic file). mbstring: Fixed bug #71906 (AddressSanitizer: negative-size-param (-1) in […]

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FreeBSD 13 — p5-Config-IniFiles — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — p5-Config-IniFiles — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p5-Config-IniFiles — unsafe temporary file creation Related CVEs: CVE-2012-2451 Upstream summary: Unsafe Temporary file creation Config::IniFiles used a predictable name for its temporary file without opening it correctly. Table of […]

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