Common Problems

Oracle Linux 8 — libjpeg-turbo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libjpeg-turbo — vulnerability — patch and remediation guide (ELSA-2019-3705)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 September 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3705 Related CVEs: CVE-2018-14498 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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Common Problems 118059

Ubuntu 18.04 LTS Apache 503 Service Unavailable Under Load

🟠 High   ⏱ 5–30 min  Last verified: 11 September 2019 Affected versions: 18.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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Common Problems 114914

RHEL 8 systemctl Service Fails to Start After Boot

🟡 Medium   ⏱ 5–30 min  Last verified: 11 September 2019 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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FreeBSD 12 — ircd-ratbox-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ircd-ratbox-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: irc-ratbox — multiple vulnerabilities Related CVEs: CVE-2009-4016 CVE-2010-0300 Upstream summary: SecurityFocus reports: The first affects the /quote HELP module and allows a user to trigger an IRCD crash on some […]

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Alpine Linux edge — libass — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libass — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.13.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libass 0.13.4-r0 Related CVEs: CVE-2016-7969 CVE-2016-7970 CVE-2016-7971 CVE-2016-7972 Upstream summary: Alpine community repository for vedge ships libass 0.13.4-r0 which addresses CVE-2016-7969. Table of contents Symptom […]

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FreeBSD 12 — py37-requests — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-requests — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: www/py-requests — Information disclosure vulnerability Upstream summary: The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a same-hostname https-to-http redirect, which […]

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FreeBSD 12 — py33-amf — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py33-amf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-amf — input sanitization errors Related CVEs: CVE-2015-8549 Upstream summary: oCERT reports: A specially crafted AMF payload, containing malicious references to XML external entities, can be used to trigger Denial […]

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Gentoo Linux — dev-lang/ocaml — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-lang/ocaml — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202007-48 Related CVEs: CVE-2018-9838 Upstream summary: The caml_ba_deserialize function in byterun/bigarray.c in the standard library of OCaml has an integer overflow. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — libmad — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libmad — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libmad — multiple vulnerabilities Related CVEs: CVE-2017-8372 CVE-2017-8373 CVE-2017-8374 Upstream summary: National Vulnerability Database: CVE-2017-8372: The mad_layer_III function in layer3.c in Underbit MAD libmad 0.15.1b, if NDEBUG is omitted, allows […]

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FreeBSD 12 — py310-psutil — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py310-psutil — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-psutil — double free vulnerability Related CVEs: CVE-2019-18874 Upstream summary: ret2libc reports: psutil (aka python-psutil) through 5.6.5 can have a double free. This occurs because of refcount mishandling within a […]

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