July 2023 - Page 55 of 78

Ubuntu 16.04 — dogtag-pki — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — dogtag-pki — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7146-1 Related CVEs: CVE-2017-7537 CVE-2020-25715 CVE-2022-2414 Upstream summary: Christina Fu discovered that Dogtag PKI accidentally enabled a mock authentication plugin by default. An attacker could potentially use this flaw to […]

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Ubuntu 18.04 — mplayer — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — mplayer — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5895-1 Related CVEs: CVE-2022-38850 CVE-2022-38851 CVE-2022-38855 CVE-2022-38858 CVE-2022-38860 CVE-2022-38861 CVE-2022-38863 CVE-2022-38864  +2 more Upstream summary: It was discovered that MPlayer could be made to divide by zero when processing certain […]

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Ubuntu 18.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6067-1 Related CVEs: CVE-2021-20267 CVE-2021-38598 CVE-2021-40085 CVE-2021-40797 CVE-2022-3277 Upstream summary: David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:0480-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-19637 CVE-2018-19639 CVE-2022-45154 CVE-2018-19640 CVE-2018-19638 Upstream summary: Supportutils, before version 3.1-5.7.1, wrote data to static file /tmp/supp_log, allowing local attackers to overwrite files on systems […]

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SLES 15 — python2-PyJWT — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-PyJWT — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1736-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-29217 Upstream summary: PyJWT is a Python implementation of RFC 7519. PyJWT supports multiple different JWT signing algorithms. With JWT, an attacker submitting the JWT […]

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Oracle Linux 8 — nodejs:14 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:14 — vulnerability — patch and remediation guide (ELSA-2022-7830)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7830 Related CVEs: CVE-2021-44532 CVE-2022-21824 CVE-2021-44531 CVE-2022-35256 CVE-2021-44533 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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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2023-12915)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12915 Related CVEs: CVE-2023-42753 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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Amazon Linux 2 — libX11 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libX11 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1686 Related CVEs: CVE-2021-31535 CVE-2020-14363 CVE-2023-43786 CVE-2023-43785 CVE-2023-43787 CVE-2023-3138 CVE-2020-14344 CVE-2018-14598  +1 more Upstream summary: A missing validation flaw was found in libX11. This flaw allows an attacker to inject […]

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NetBSD 9.4 — openjdk8 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — openjdk8 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-35550 Upstream summary: pkgsrc audit-packages flagged openjdk8<1.8.45 for vulnerability class 'multiple-vulnerabilities'. Reference: https://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html#AppendixJAVA Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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