Security Hardening

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

AlmaLinux 8 — pango — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4229 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Amazon Linux 2023 — snakeyaml — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — snakeyaml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-375 Related CVEs: CVE-2022-38752 CVE-2022-41854 CVE-2022-38750 Upstream summary: Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on […]

Read more
Windows Server 2019 — KB5033427 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5033427 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5033427 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35630 CVE-2023-20588 CVE-2023-36012 CVE-2023-36004 CVE-2023-36005 CVE-2023-36006 CVE-2023-35639  +2 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

Read more
NetBSD 9.4 — tinyproxy — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — tinyproxy — multiple vulnerabilities (5 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-2017-11747 CVE-2023-49606 CVE-2022-40468 CVE-2025-63938 CVE-2012-3505 Upstream summary: pkgsrc audit-packages flagged tinyproxy<1.8.3 for vulnerability class 'remote-security-bypass'. Reference: http://secunia.com/advisories/43948/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
Alpine Linux 3.19 — u-boot — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — u-boot — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2021.04-r0 📖 ~4 min read  •  Source: Alpine secdb entry — u-boot 2021.04-r0 Related CVEs: CVE-2021-27097 CVE-2021-27138 Upstream summary: Alpine main repository for vv3.19 ships u-boot 2021.04-r0 which addresses CVE-2021-27097. Table of contents Symptom & Impact […]

Read more
openSUSE Tumbleweed — libzypp — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libzypp — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:21738-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-44933 CVE-2018-7685 CVE-2017-7435 CVE-2017-9271 CVE-2019-18900 Upstream summary: `PluginScript` attempts to `chroot` the plugin to the `repoManagerRoot`, this root is frequently `/` (the system root) in […]

Read more
AlmaLinux 8 — papi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — papi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4269 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Amazon Linux 2023 — gsl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — gsl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-353 Related CVEs: CVE-2020-35357 CVE-2024-50610 Upstream summary: A buffer overflow can occur when calculating the quantile value using the Statistics Library of GSL (GNU Scientific Library), versions 2.5 and 2.6. […]

Read more
NetBSD 9.4 — tk — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — tk — 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 Related CVEs: CVE-2008-0553 Upstream summary: pkgsrc audit-packages flagged tk<8.4.18 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0553 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

Read more
Alpine Linux 3.19 — umoci — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.4.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — umoci 0.4.7-r0 Related CVEs: CVE-2021-29136 Upstream summary: Alpine community repository for vv3.19 ships umoci 0.4.7-r0 which addresses CVE-2021-29136. Table of contents Symptom & Impact Environment […]

Read more
CHAT