Security Hardening

Ubuntu 20.04 — kmail-account-wizard — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — kmail-account-wizard — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7732-1 Related CVEs: CVE-2024-50624 Upstream summary: It was discovered that KMail Account Wizard used HTTP rather than HTTPS when retrieving certain email server configurations. An attacker could possibly use this […]

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openSUSE Tumbleweed — dpdk — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — dpdk — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14631-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-11614 CVE-2020-10725 CVE-2020-14374 CVE-2020-14375 CVE-2020-14376 CVE-2020-14378 CVE-2022-0669 CVE-2018-1059  +2 more Upstream summary: An out-of-bounds read vulnerability was found in DPDK's Vhost library checksum offload feature. […]

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Oracle Linux 9 — python3.12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.12 — vulnerability — patch and remediation guide (ELSA-2024-6146)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-6146 Related CVEs: CVE-2024-6923 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 — openssl — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — openssl — vulnerability — patch and remediation guide (ELSA-2026-50008)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50008 Related CVEs: CVE-2025-9230 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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Alpine Linux 3.20 — salt — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — salt — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 3006.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — salt 3006.6-r0 Related CVEs: CVE-2024-22231 CVE-2024-22232 CVE-2022-22934 CVE-2022-22935 CVE-2022-22936 CVE-2022-22941 CVE-2021-31607 CVE-2020-16846  +5 more Upstream summary: Alpine community repository for vv3.20 ships salt 3006.6-r0 which […]

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Alpine Linux 3.19 — postsrsd — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — postsrsd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.6-r4 📖 ~4 min read  •  Source: Alpine secdb entry — postsrsd 1.6-r4 Related CVEs: CVE-2020-35573 Upstream summary: Alpine community repository for vv3.19 ships postsrsd 1.6-r4 which addresses CVE-2020-35573. Table of contents Symptom & Impact Environment […]

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Windows Server 2019 — KB5066782 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5066782 — 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 KB5066782 • MSRC update-guide entry Related CVEs: CVE-2025-49708 CVE-2016-9535 CVE-2025-64679 CVE-2025-64680 CVE-2025-62208 CVE-2025-62209 CVE-2025-24990 CVE-2025-24052  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Microsoft […]

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

Oracle Linux 8 — gnutls — vulnerability — patch and remediation guide (ELSA-2024-0627)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0627 Related CVEs: CVE-2024-0553 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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openSUSE Leap 15.6 — bsdtar — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — bsdtar — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:14130 (see also SUSE bugzilla) Related CVEs: CVE-2025-5914 CVE-2024-48958 CVE-2024-48957 CVE-2024-20696 CVE-2024-20697 CVE-2025-5916 CVE-2025-5915 CVE-2025-5917  +3 more Upstream summary: A vulnerability has been identified in the libarchive library, specifically within the […]

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