Security Hardening

SLES 16 — gcab — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — gcab — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2015-0552 CVE-2018-5345 Upstream summary: Directory traversal vulnerability in the gcab_folder_extract function in libgcab/gcab-folder.c in gcab 0.4 allows remote attackers to write to arbitrary files via […]

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Alpine Linux 3.19 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 9.18.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — bind 9.18.7-r0 Related CVEs: CVE-2022-2795 CVE-2022-2881 CVE-2022-2906 CVE-2022-3080 CVE-2022-38177 CVE-2022-38178 CVE-2025-13878 CVE-2025-8677  +12 more Upstream summary: Alpine main repository for vv3.19 ships bind 9.18.7-r0 which […]

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SLES 16 — librepo0 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — librepo0 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:1289-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-14352 Upstream summary: A flaw was found in librepo in versions before 1.12.1. A directory traversal vulnerability was found where it failed to sanitize paths […]

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Oracle Linux 10 — linux-firmware — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — linux-firmware — vulnerability — patch and remediation guide (ELSA-2025-25745)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 May 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-25745 Related CVEs: CVE-2025-62626 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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SLES 16 — ucode-amd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — ucode-amd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4654-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-26345 CVE-2021-46766 CVE-2021-46774 CVE-2022-23820 CVE-2022-23830 CVE-2023-20519 CVE-2023-20521 CVE-2023-20526  +12 more Upstream summary: Failure to validate the value in APCB may allow a privileged attacker to […]

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

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2026-5932)

🟠 High   ⏱ 15–60 min  Last verified: 22 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-5932 Related CVEs: CVE-2026-4684 CVE-2026-4685 CVE-2026-4686 CVE-2026-4687 CVE-2026-4688 CVE-2026-4689 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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openSUSE Leap 15.6 — php7 — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — php7 — multiple vulnerabilities (17 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-2025:23309 (see also SUSE bugzilla) Related CVEs: CVE-2025-1220 CVE-2025-1217 CVE-2025-1736 CVE-2025-14178 CVE-2025-1735 CVE-2025-6491 CVE-2024-11235 CVE-2025-1219  +9 more Upstream summary: In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* […]

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

Oracle Linux 9 — freerdp — vulnerability — patch and remediation guide (ELSA-2026-16482)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-16482 Related CVEs: CVE-2026-25952 CVE-2026-26986 CVE-2026-27951 CVE-2026-29775 CVE-2026-31883 CVE-2026-31884 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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NetBSD 9.4 — libsoup — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libsoup — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-12105 CVE-2026-4271 CVE-2017-2885 CVE-2018-12910 CVE-2019-17266 CVE-2025-32906 CVE-2025-8197 CVE-2025-11021  +12 more Upstream summary: pkgsrc audit-packages flagged libsoup-[0-9]* for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-12105 Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — python3.11 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.11 — vulnerability — patch and remediation guide (ELSA-2026-6286)

🟠 High   ⏱ 15–60 min  Last verified: 22 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6286 Related CVEs: CVE-2026-4519 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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