October 2023 - Page 24 of 76

Windows Server 2019 — KB5022903 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5022903 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5022903 • 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 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Ubuntu 20.04 — libapache-mod-jk — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libapache-mod-jk — vulnerability — patch and remediation guide

  • October 22, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6826-1 Related CVEs: CVE-2023-41081 Upstream summary: Karl von Randow discovered that mod_jk was vulnerable to an authentication bypass. If the configuration did not provide explicit mounts for all possible proxied […]

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

NetBSD 9.4 — transfig — vulnerability — patch and remediation guide

  • October 22, 2023
  • BSD
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🟠 High   ⏱ 15–60 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 transfig<3.2.5nb2 for vulnerability class 'arbitrary-code-execution'. Reference: http://secunia.com/advisories/37577/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Alpine Linux 3.18 — py3-pygments — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — py3-pygments — vulnerability — patch and remediation guide

  • October 22, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.7.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-pygments 2.7.4-r0 Related CVEs: CVE-2021-20270 Upstream summary: Alpine main repository for vv3.18 ships py3-pygments 2.7.4-r0 which addresses CVE-2021-20270. Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — gdb — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gdb — vulnerability — patch and remediation guide (ELSA-2023-6372)

  • October 22, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6372 Related CVEs: CVE-2021-3826 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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NetBSD 9.4 — jabberd-2.0s[23]* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — jabberd — vulnerability — patch and remediation guide

  • October 22, 2023
  • BSD
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🟠 High   ⏱ 15–60 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 jabberd for vulnerability class 'remote-code-execution'. Reference: http://www.securityfocus.com/archive/1/382250 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 8 — bind and dhcp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bind and dhcp — vulnerability — patch and remediation guide (ELSA-2024-3271)

  • October 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 October 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3271 Related CVEs: CVE-2023-50387 CVE-2023-4408 CVE-2023-50868 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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Windows Server 2016 — KB5033429 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5033429 — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5033429 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-36011 CVE-2023-21740 CVE-2023-20588 CVE-2023-36012 CVE-2023-36004  +8 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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Alpine Linux 3.18 — claws-mail — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — claws-mail — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 22, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.17.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — claws-mail 3.17.7-r0 Related CVEs: CVE-2020-16094 CVE-2020-15917 Upstream summary: Alpine community repository for vv3.18 ships claws-mail 3.17.7-r0 which addresses CVE-2020-16094. Table of contents Symptom & Impact […]

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How to Set Up GlusterFS Distributed Storage on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up GlusterFS Distributed Storage on Debian 12

  • October 22, 2023
  • Linux
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Introduction How to Set Up GlusterFS Distributed Storage on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm 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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