Common Problems

FreeBSD 13 — ruby23-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby23-gems — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • March 21, 2022
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: RubyGems — multiple vulnerabilities Related CVEs: CVE-2017-0903 CVE-2019-8320 CVE-2019-8321 CVE-2019-8322 CVE-2019-8323 CVE-2019-8324 CVE-2019-8325 Upstream summary: RubyGems Security Advisories: CVE-2019-8320: Delete directory using symlink when decompressing tar CVE-2019-8321: Escape sequence injection […]

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FreeBSD 13 — php55-mysql — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php55-mysql — vulnerability — patch and remediation guide

  • March 21, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — SSL Downgrade Related CVEs: CVE-2015-3152 Upstream summary: Duo Security reports: Researchers have identified a serious vulnerability in some versions of Oracle’s MySQL database product that allows an attacker […]

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

FreeBSD 13 — nut — vulnerability — patch and remediation guide

  • March 21, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nut — upsd can be remotely crashed Related CVEs: CVE-2012-2944 Upstream summary: Networkupstools project reports: NUT server (upsd), from versions 2.4.0 to 2.6.3, are exposed to crashes when receiving random […]

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Debian 11 — python-django-celery-results — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-django-celery-results — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-17495 Upstream summary: django-celery-results through 1.2.1 stores task results in the database. Among the data it stores are the variables passed into the tasks. The variables may contain […]

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AlmaLinux 8 — chkconfig — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — chkconfig — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4496 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — .NET 5.0 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 5.0 security and bugfix update (ELSA-2021-3819)

  • March 21, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 21 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3819 Related CVEs: CVE-2021-41355 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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Debian 11 — tre — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tre — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-8859 Upstream summary: Multiple integer overflows in the TRE library and musl libc allow attackers to cause memory corruption via a large number of (1) states or (2) […]

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

Ubuntu 20.04 — libetpan — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7740-1 Related CVEs: CVE-2022-4121 Upstream summary: It was discovered that LibEtPan incorrectly handled memory when parsing IMAP STATUS responses. A remote attacker could possibly use this issue to cause LibEtPan […]

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AlmaLinux 8 — mingw-zlib — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mingw-zlib — vulnerability — patch and remediation guide

  • March 21, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:7813 Related CVEs: CVE-2018-25032 Upstream summary: The zlib packages provide a general-purpose lossless data compression library that is used by many different programs. Security Fix(es): * zlib: A flaw found in zlib […]

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