Common Problems

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

Oracle Linux 9 — expat — vulnerability — patch and remediation guide (ELSA-2022-5244)

🟡 Medium   ⏱ 10–30 min  Last verified: 24 November 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5244 Related CVEs: CVE-2022-25313 CVE-2022-25314 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Alpine Linux 3.18 — xscreensaver — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — xscreensaver — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 6.02-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xscreensaver 6.02-r0 Related CVEs: CVE-2021-34557 Upstream summary: Alpine community repository for vv3.18 ships xscreensaver 6.02-r0 which addresses CVE-2021-34557. Table of contents Symptom & Impact Environment […]

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

Oracle Linux 9 — olcne — vulnerability — patch and remediation guide (ELSA-2024-12262)

🟠 High   ⏱ 15–60 min  Last verified: 24 November 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12262 Related CVEs: CVE-2023-39326 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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Alpine Linux 3.18 — x11vnc — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — x11vnc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.9.16-r2 📖 ~4 min read  •  Source: Alpine secdb entry — x11vnc 0.9.16-r2 Related CVEs: CVE-2020-29074 Upstream summary: Alpine community repository for vv3.18 ships x11vnc 0.9.16-r2 which addresses CVE-2020-29074. Table of contents Symptom & Impact Environment […]

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FreeBSD 14 — mariadb103-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — mariadb103-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Nullpointer dereference Related CVEs: CVE-2016-9843 CVE-2018-0739 CVE-2018-25032 CVE-2018-2767 CVE-2018-3054 CVE-2018-3056 CVE-2018-3058 CVE-2018-3060  +12 more Upstream summary: The MariaDB project reports: MariaDB Server is vulnerable to Denial of Service. […]

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

NetBSD 9.4 — ircII — 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-2021-29376 Upstream summary: pkgsrc audit-packages flagged ircII<20030313 for vulnerability class 'remote-code-execution'. Reference: http://eterna23.net/ircii/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — p5-XML-RSS — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-XML-RSS — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged p5-XML-RSS<1.31 for vulnerability class 'markup-injection-vulnerability'. Reference: http://search.cpan.org/src/ABH/XML-RSS-1.31/Changes Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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FreeBSD 14 — bro — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — bro — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bro — invalid memory access or heap buffer over-read Related CVEs: CVE-2017-12175 Upstream summary: Jon Siwek of Corelight reports: This is a security patch release to address a potential Denial […]

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FreeBSD 14 — py311-cinder — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py311-cinder — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-cinder — unauthorized data access Related CVEs: CVE-2014-3641 CVE-2022-47951 Upstream summary: Utkarsh Gupta reports: An issue was discovered in OpenStack Cinder before 19.1.2, 20.x before 20.0.2, and 21.0.0; Glance before […]

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