Package Management

FreeBSD 13 — tomcat-devel — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — tomcat-devel — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Tomcat — Request Smuggling Related CVEs: CVE-2020-11996 CVE-2020-13934 CVE-2020-13935 CVE-2020-9484 CVE-2022-34305 CVE-2022-42252 Upstream summary: Apache Tomcat reports: If Tomcat was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to […]

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Ubuntu 18.04 — postfixadmin — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — postfixadmin — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6550-1 Related CVEs: CVE-2022-29221 CVE-2022-31129 CVE-2023-28447 Upstream summary: It was discovered that Smarty, that is integrated in the PostfixAdmin code, was not properly sanitizing user input when generating templates. An […]

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Windows Server 2022 — KB5030182 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030182 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030182 • MSRC update-guide entry Related CVEs: CVE-2023-36796 CVE-2023-36793 CVE-2023-36792 CVE-2023-36794 CVE-2023-36788 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 (Server Core installation) Microsoft .NET Framework 3.5 AND […]

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

Alpine Linux edge — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 8.0.2-r1 📖 ~4 min read  •  Source: Alpine secdb entry — qemu 8.0.2-r1 Related CVEs: CVE-2023-2861 CVE-2023-0330 CVE-2022-2962 CVE-2022-3165 CVE-2021-4158 CVE-2020-35503 CVE-2021-3507 CVE-2021-3544  +12 more Upstream summary: Alpine community repository for vedge ships qemu 8.0.2-r1 which […]

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openSUSE Tumbleweed — python39-bottle — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python39-bottle — 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 advisory SUSE-SU-2022:3103-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-31799 CVE-2020-28473 Upstream summary: Bottle before 0.12.20 mishandles errors during early request binding. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Oracle Linux 8 — postgresql:12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — postgresql:12 — vulnerability — patch and remediation guide (ELSA-2022-7128)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7128 Related CVEs: CVE-2022-2625 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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NetBSD 9.4 — ruby-ruby-openid — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-ruby-openid — 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-2019-11027 Upstream summary: pkgsrc audit-packages flagged ruby{22,23,24,25,26}-ruby-openid-[0-9]* for vulnerability class 'remote-unknown'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-11027 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2023-3595)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3595 Related CVEs: CVE-2023-24329 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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