Common Problems

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2020-5691)

  • April 29, 2020
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 29 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5691 Related CVEs: CVE-2020-11609 CVE-2020-11608 CVE-2020-11668 CVE-2020-9391 CVE-2020-8647 CVE-2020-8649 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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FreeBSD 12 — linux-f10-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-f10-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 29, 2020
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 29 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: flash — multiple vulnerabilities Related CVEs: CVE-2008-4546 CVE-2009-3793 CVE-2009-3794 CVE-2009-3796 CVE-2009-3797 CVE-2009-3798 CVE-2009-3799 CVE-2009-3800  +12 more Upstream summary: Adobe reports: These updates resolve type confusion vulnerabilities that could lead to […]

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openSUSE Tumbleweed — qpid-proton — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — qpid-proton — vulnerability — patch and remediation guide

  • April 28, 2020
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2016-2166 Upstream summary: The (1) proton.reactor.Connector, (2) proton.reactor.Container, and (3) proton.utils.BlockingConnection classes in Apache Qpid Proton before 0.12.1 improperly use an unencrypted connection for an […]

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FreeBSD 12 — postgresql95-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — postgresql95-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 28, 2020
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL vulnerabilities Related CVEs: CVE-2016-5423 CVE-2016-5424 Upstream summary: The PostgreSQL project reports: Security Fixes nested CASE expressions + database and role names with embedded special characters CVE-2017-7484: selectivity estimators bypass […]

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FreeBSD 12 — bind99-base — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bind99-base — multiple vulnerabilities (13 CVEs) — patch and remediation guide

  • April 28, 2020
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 28 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bind — denial of service vulnerability Related CVEs: CVE-2012-5166 CVE-2012-5688 CVE-2013-2266 CVE-2013-3919 CVE-2013-4854 CVE-2014-0591 CVE-2014-8500 CVE-2014-8680  +5 more Upstream summary: ISC reports: An incorrect boundary check in openpgpkey_61.c can cause […]

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openSUSE Tumbleweed — libssh2 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libssh2 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • April 28, 2020
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:695-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-1782 CVE-2016-0787 CVE-2019-17498 CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858 CVE-2019-3859  +4 more Upstream summary: The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a […]

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FreeBSD 12 — php5-nms — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php5-nms — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • April 28, 2020
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 28 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2006-4481 CVE-2006-4482 CVE-2006-4483 CVE-2006-4484 CVE-2006-4485 CVE-2006-4486 CVE-2006-4812 CVE-2006-5178  +8 more Upstream summary: The PHP development team reports: Security Enhancements and Fixes in PHP 5.2.2 […]

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Amazon Linux 2 — file — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

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

  • April 28, 2020
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2019-1370 Related CVEs: CVE-2019-18218 CVE-2018-10360 Upstream summary: cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number of CDF_VECTOR elements, which allows a heap-based buffer overflow (4-byte out-of-bounds […]

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Ubuntu 20.04 — fwupd — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — fwupd — vulnerability — patch and remediation guide

  • April 28, 2020
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4395-1 Related CVEs: CVE-2020-10759 Upstream summary: Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware. Table of […]

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Ubuntu 18.04 — librabbitmq — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — librabbitmq — vulnerability — patch and remediation guide

  • April 28, 2020
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 28 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4214-2 Related CVEs: CVE-2019-18609 Upstream summary: USN-4214-1 fixed a vulnerability in RabbitMQ. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It […]

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