Common Problems

Red Hat Enterprise Linux 8 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:12359 Related CVEs: CVE-2026-33983 CVE-2026-33984 CVE-2026-22852 CVE-2026-22854 CVE-2026-22856 CVE-2026-23732 CVE-2026-23948 CVE-2026-24491  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Gentoo Linux — net-wireless/unifi — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-wireless/unifi — multiple vulnerabilities (3 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-202411-03 Related CVEs: CVE-2024-42028 CVE-2021-4104 CVE-2021-45046 Upstream summary: A vulnerability has been discovered in Ubiquiti UniFi. Please review the CVE identifier referenced below for details. Table of contents Symptom & Impact Environment […]

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Amazon Linux 2 — gdk-pixbuf2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — gdk-pixbuf2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2026-3240 Related CVEs: CVE-2026-5201 CVE-2022-48622 CVE-2025-7345 Upstream summary: A flaw was found in the gdk-pixbuf library. This heap-based buffer overflow vulnerability occurs in the JPEG image loader due to improper […]

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NetBSD 9.4 — apache6 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — apache6 — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged apache6<1.3.14 for vulnerability class 'remote-user-access'. Reference: http://httpd.apache.org/dist/httpd/CHANGES_1.3 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 — jenkins — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — jenkins — 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 2.361.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — jenkins 2.361.2-r0 Related CVEs: CVE-2022-2048 CVE-2022-22970 CVE-2022-22971 CVE-2022-34174 CVE-2022-34173 CVE-2022-34172 CVE-2022-34171 CVE-2022-34170  +12 more Upstream summary: Alpine community repository for vv3.18 ships jenkins 2.361.2-r0 which […]

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AlmaLinux 8 — libpng15 — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libpng15 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:6439 Related CVEs: CVE-2026-25646 Upstream summary: The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating PNG (Portable Network Graphics) image format files. This version should be […]

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Arch Linux — evince — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — evince — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201707-14 Related CVEs: CVE-2017-1000083 Upstream summary: Type: arbitrary command execution. Status: Fixed. Affected: 3.24.0+8+ga8363215-1. Fixed in: 3.24.0+12+g717df38f-1. Group: AVG-348. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Windows Server 2016 — KB5070893 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5070893 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5070893 • MSRC update-guide entry Related CVEs: CVE-2025-59287 Affected components: Windows Server 2016 (Server Core installation) Microsoft summary: Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to […]

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openSUSE Leap 15.5 — xwayland — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — xwayland — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14466-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-9632 CVE-2024-31080 CVE-2024-31081 CVE-2024-31083 CVE-2023-6816 CVE-2024-0229 CVE-2024-21885 CVE-2024-21886  +6 more Upstream summary: A flaw was found in the X.org server. Due to improperly tracked […]

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Fedora 42 — pgbouncer — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — pgbouncer — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-cf2ba5b766 Related CVEs: CVE-2025-12819 Upstream summary: Update to 1.25.2. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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