Linux

Debian 9 — bind9 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — bind9 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 June 2021 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-3142 CVE-2017-3145 CVE-2018-5743 CVE-2020-8616 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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Oracle Linux 8 — Image Builder security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Image Builder security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-2780)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2780 Related CVEs: CVE-2022-2879 CVE-2022-27664 CVE-2022-2880 CVE-2022-41715 CVE-2022-41717 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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openSUSE Tumbleweed — wicked — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — wicked — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0165-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-18902 CVE-2019-18903 CVE-2020-7216 CVE-2020-7217 Upstream summary: A Use After Free vulnerability in wicked of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15; openSUSE […]

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openSUSE Tumbleweed — oddjob — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — oddjob — vulnerability — patch and remediation guide

🟡 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-2020-10737 Upstream summary: A race condition was found in the mkhomedir tool shipped with the oddjob package in versions before 0.34.5 and 0.34.6 wherein, during […]

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Ubuntu 20.04 — aptdaemon — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — aptdaemon — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4664-1 Related CVEs: CVE-2020-16128 CVE-2020-27349 CVE-2020-15703 Upstream summary: Kevin Backhouse discovered that Aptdaemon incorrectly handled certain properties. A local attacker could use this issue to test for the presence of […]

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Oracle Linux 8 — grub2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grub2 — vulnerability — patch and remediation guide (ELSA-2021-9077)

🟠 High   ⏱ 15–60 min  Last verified: 27 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9077 Related CVEs: CVE-2021-20233 CVE-2021-20225 CVE-2020-27749 CVE-2020-14372 CVE-2020-25632 CVE-2020-25647 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 8 — libsndfile — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libsndfile — vulnerability — patch and remediation guide (ELSA-2022-1968)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1968 Related CVEs: CVE-2021-4156 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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AlmaLinux 8 — libjpeg-turbo — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libjpeg-turbo — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:7540 Related CVEs: CVE-2020-13790 CVE-2020-17541 CVE-2018-14498 Upstream summary: The libjpeg-turbo packages contain a library of functions for manipulating JPEG images. They also contain simple client programs for accessing the libjpeg functions. These […]

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