Package Management

Ubuntu 22.04 — python-future — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-future — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 October 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5833-1 Related CVEs: CVE-2022-40899 Upstream summary: Sebastian Chnelik discovered that python-future incorrectly handled certain HTTP header field. An attacker could possibly use this issue to cause a denial of service. […]

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Alpine Linux 3.18 — mrxvt — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — mrxvt — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.5.4-r9 📖 ~4 min read  •  Source: Alpine secdb entry — mrxvt 0.5.4-r9 Related CVEs: CVE-2021-33477 Upstream summary: Alpine community repository for vv3.18 ships mrxvt 0.5.4-r9 which addresses CVE-2021-33477. Table of contents Symptom & Impact Environment […]

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Alpine Linux 3.18 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.9.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — freerdp 2.9.0-r0 Related CVEs: CVE-2022-39316 CVE-2022-39317 CVE-2022-39318 CVE-2022-39319 CVE-2022-39320 CVE-2022-39347 CVE-2022-41877 CVE-2021-41159  +12 more Upstream summary: Alpine community repository for vv3.18 ships freerdp 2.9.0-r0 which […]

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Debian 12 — nova — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — nova — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-3147 CVE-2011-4076 CVE-2011-4596 CVE-2012-0030 CVE-2012-1585 CVE-2012-2101 CVE-2012-2654 CVE-2012-3360  +12 more Upstream summary: Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when […]

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How to Install PHP 8.2 with PHP-FPM on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install PHP 8.2 with PHP-FPM on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install php 8.2 with php-fpm on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully […]

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NetBSD 9.4 — xenkernel46 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — xenkernel46 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged xenkernel46<4.6.4 for vulnerability class 'privilege-elevation'. Reference: https://xenbits.xen.org/xsa/advisory-182.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Windows Server 2022 — KB5022282 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022282 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022282 • MSRC update-guide entry Related CVEs: CVE-2023-21712 CVE-2023-21535 CVE-2023-21546 CVE-2023-21543 CVE-2023-21548 CVE-2023-21551 CVE-2023-21555 CVE-2023-21556  +12 more Affected components: Windows Server 2022 Windows Server 2022 (Server Core installation) Table of contents Symptom […]

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Debian 12 — libemail-address-perl — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libemail-address-perl — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0477 CVE-2014-4720 CVE-2015-7686 CVE-2018-12558 Upstream summary: The parse function in Email::Address module before 1.905 for Perl uses an inefficient regular expression, which allows remote attackers to cause a […]

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Windows Server 2022 — KB5022894 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022894 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022894 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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