Package Management

Ubuntu 20.04 — gss-ntlmssp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gss-ntlmssp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 March 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7588-1 Related CVEs: CVE-2023-25567 CVE-2023-25565 CVE-2023-25564 CVE-2023-25563 Upstream summary: Phil Turnbull discovered that GSS NTLMSSP may perform out-of-bounds reads when decoding NTLM fields and target information. An attacker could possibly […]

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Ubuntu 22.04 — ruby-sinatra — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby-sinatra — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 March 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7664-1 Related CVEs: CVE-2022-29970 CVE-2022-45442 Upstream summary: It was discovered that Sinatra incorrectly handled serving static files. An attacker could possibly use this issue to perform local file inclusion, obtaining […]

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CentOS Stream 9 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 March 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:2396 Related CVEs: CVE-2021-40153 CVE-2021-41072 Upstream summary: SquashFS is a highly compressed read-only file system for Linux. These packages contain the utilities for manipulating squashfs file systems. Security Fix(es): * squashfs-tools: […]

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

Oracle Linux 9 — samba — vulnerability — patch and remediation guide (ELSA-2023-2127)

🟠 High   ⏱ 15–60 min  Last verified: 24 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2127 Related CVEs: CVE-2022-38023 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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Windows Server 2019 — KB5030209 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5030209 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5030209 • MSRC update-guide entry Related CVEs: CVE-2023-36805 Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Oracle Linux 8 — open-vm-tools — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — open-vm-tools — vulnerability — patch and remediation guide (ELSA-2023-5312)

🟠 High   ⏱ 15–60 min  Last verified: 24 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5312 Related CVEs: CVE-2023-20900 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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Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2022-5774)

🟠 High   ⏱ 15–60 min  Last verified: 24 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5774 Related CVEs: CVE-2022-2505 CVE-2022-36318 CVE-2022-36319 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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IBM AIX 7.3 — CVE-2021-29747 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-29747 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 24 March 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-29747, IBM Support Bulletin CVE: CVE-2021-29747 NVD summary: IBM InfoSphere Information Server 11.7 could allow a remote attacker to obtain highly sensitive information due to a vulnerability in the authentication mechanism. IBM […]

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Gentoo Linux — dev-lang/go — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-lang/go — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202311-09 Related CVEs: CVE-2022-2879 CVE-2022-2880 CVE-2022-41715 CVE-2022-41717 CVE-2022-41723 CVE-2022-41724 CVE-2022-41725 CVE-2023-24534  +12 more Upstream summary: Multiple vulnerabilities have been discovered in Go. Please review the CVE identifiers referenced below for details. Table […]

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