Common Problems

Ubuntu 16.04 — qpdf — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — qpdf — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • July 10, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 10 July 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5026-2 Related CVEs: CVE-2018-18020 CVE-2021-36978 CVE-2015-9252 CVE-2017-11624 CVE-2017-11625 CVE-2017-11626 CVE-2017-11627 CVE-2017-12595  +8 more Upstream summary: USN-5026-1 fixed several vulnerabilities in QPDF. This update provides the corresponding update for Ubuntu 16.04 […]

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SLES 15 — libcroco — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libcroco — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • July 10, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 10 July 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2021:741-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-12825 CVE-2017-7960 CVE-2017-7961 CVE-2017-8834 CVE-2017-8871 Upstream summary: libcroco through 0.6.13 has excessive recursion in cr_parser_parse_any_core in cr-parser.c, leading to stack consumption. Table of contents Symptom […]

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SLES 15 — ruby2.5-rubygem-websocket-extensions — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-websocket-extensions — vulnerability — patch and remediation guide

  • July 10, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 10 July 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0127-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-7663 Upstream summary: websocket-extensions ruby module prior to 0.1.5 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when […]

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Oracle Linux 8 — idm:DL1 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — idm:DL1 — vulnerability — patch and remediation guide (ELSA-2021-5142)

  • July 10, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 10 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-5142 Related CVEs: CVE-2020-25719 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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Oracle Linux 8 — go-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-3076)

  • July 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3076 Related CVEs: CVE-2021-31525 CVE-2021-27918 CVE-2021-33196 CVE-2021-34558 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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AlmaLinux 8 — qt5-qtxmlpatterns — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — qt5-qtxmlpatterns — vulnerability — patch and remediation guide

  • July 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4172 Related CVEs: CVE-2021-3481 Upstream summary: Qt is a software toolkit for developing applications. The following packages have been upgraded to a later upstream version: adwaita-qt (1.2.1), python-qt5 (5.15.0), qgnomeplatform (0.7.1), qt5 […]

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FreeBSD 13 — tdiary — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — tdiary — vulnerability — patch and remediation guide

  • July 9, 2021
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 9 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tdiary — injection vulnerability Related CVEs: CVE-2006-6174 Upstream summary: An undisclosed eRuby injection vulnerability had been discovered in tDiary. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — py37-ansible — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-ansible — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • July 9, 2021
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 July 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-ansible — multiple vulnerabilities Related CVEs: CVE-2020-10744 CVE-2020-25635 CVE-2020-25636 CVE-2021-3532 CVE-2021-3583 CVE-2021-3620 Upstream summary: abeluck reports: A flaw was found in Ansible Base when using the aws_ssm connection plugin as […]

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Alpine Linux edge — py3-dask — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-dask — vulnerability — patch and remediation guide

  • July 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2022.2.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-dask 2022.2.0-r0 Related CVEs: CVE-2021-42343 Upstream summary: Alpine community repository for vedge ships py3-dask 2022.2.0-r0 which addresses CVE-2021-42343. Table of contents Symptom & Impact Environment […]

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FreeBSD 13 — ruby21-gems — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby21-gems — vulnerability — patch and remediation guide

  • July 9, 2021
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 9 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygems — request hijacking vulnerability Related CVEs: CVE-2015-3900 Upstream summary: Jonathan Claudius reports: RubyGems provides the ability of a domain to direct clients to a separate host that is used […]

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