Troubleshooting

AlmaLinux 9 — librsvg2 — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — librsvg2 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:5081 Related CVEs: CVE-2023-38633 Upstream summary: The librsvg2 packages provide a Scalable Vector Graphics (SVG) library based on the libart library. Security Fix(es): * librsvg: Arbitrary file read when xinclude href has […]

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Windows Server 2022 — KB5055526 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5055526 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5055526 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27480 CVE-2025-27482 CVE-2025-27491 CVE-2023-40547 CVE-2025-26664  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Windows Server […]

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Alpine Linux 3.20 — yt-dlp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — yt-dlp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2023.11.14-r0 📖 ~4 min read  •  Source: Alpine secdb entry — yt-dlp 2023.11.14-r0 Related CVEs: CVE-2023-46121 CVE-2023-35934 CVE-2023-40581 CVE-2024-22423 Upstream summary: Alpine community repository for vv3.20 ships yt-dlp 2023.11.14-r0 which addresses CVE-2023-46121. Table of contents Symptom […]

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NetBSD 9.4 — libpano13 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libpano13 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-20307 CVE-2021-33293 Upstream summary: pkgsrc audit-packages flagged libpano13-[0-9]* for vulnerability class 'format-string'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-20307 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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openSUSE Tumbleweed — python36-hpack — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-hpack — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2016-6581 Upstream summary: A HTTP/2 implementation built using any version of the Python HPACK library between v1.0.0 and v2.2.0 could be targeted for a denial of service attack, specifically […]

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AlmaLinux 9 — dbus — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — dbus — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:4569 Related CVEs: CVE-2023-34969 CVE-2022-42010 CVE-2022-42011 CVE-2022-42012 Upstream summary: D-Bus is a system for sending messages between applications. It is used both for the system-wide message bus service, and as a per-user-login-session […]

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Windows Server 2022 — KB5055527 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5055527 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5055527 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27480 CVE-2025-27482 CVE-2025-27491 CVE-2023-40547 CVE-2025-26664  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Windows Server […]

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Alpine Linux 3.20 — ytnef — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — ytnef — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.9.3-r1 📖 ~4 min read  •  Source: Alpine secdb entry — ytnef 1.9.3-r1 Related CVEs: CVE-2021-3403 CVE-2021-3404 Upstream summary: Alpine community repository for vv3.20 ships ytnef 1.9.3-r1 which addresses CVE-2021-3403. Table of contents Symptom & Impact […]

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NetBSD 9.4 — libpcap — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libpcap — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2011-1935 CVE-2019-15161 CVE-2019-15162 CVE-2019-15164 CVE-2019-15165 CVE-2025-11961 CVE-2019-15163 Upstream summary: pkgsrc audit-packages flagged libpcap<1.2.1 for vulnerability class 'validation-bypass'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2011-1935 Table of contents Symptom & Impact Environment & Reproduction Root […]

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openSUSE Tumbleweed — python36-markdown2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-markdown2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2018-5773 CVE-2021-26813 Upstream summary: An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and […]

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