October 2023 - Page 24 of 75

Alpine Linux 3.18 — claws-mail — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — claws-mail — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.17.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — claws-mail 3.17.7-r0 Related CVEs: CVE-2020-16094 CVE-2020-15917 Upstream summary: Alpine community repository for vv3.18 ships claws-mail 3.17.7-r0 which addresses CVE-2020-16094. Table of contents Symptom & Impact […]

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openSUSE Leap 15.5 — libcue2 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — libcue2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4090-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-43641 Upstream summary: libcue provides an API for parsing and extracting data from CUE sheets. Versions 2.2.1 and prior are vulnerable to out-of-bounds array […]

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How to Set Up IPsec VPN with Libreswan on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up IPsec VPN with Libreswan on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up ipsec vpn with libreswan on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up IPsec VPN with Libreswan on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, […]

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NetBSD 9.4 — aipo — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — aipo — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2020-26217 CVE-2021-39154 CVE-2021-39153 CVE-2021-39151 CVE-2021-39148 CVE-2021-39149 CVE-2021-39147 CVE-2021-39146  +7 more Upstream summary: pkgsrc audit-packages flagged aipo-[0-9]* for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-26217 Table of contents Symptom & Impact Environment […]

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FreeBSD 13 — optipng — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — optipng — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PptiPNG — Global-buffer-overflow Related CVEs: CVE-2008-5101 CVE-2012-4432 CVE-2015-7801 CVE-2015-7802 CVE-2016-2191 CVE-2016-3981 CVE-2016-3982 CVE-2023-43907 Upstream summary: Frank-Z7 reports: Running optipng with the "-zm 3 -zc 1 -zw 256 -snip -out" configuration […]

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Debian 12 — paraview — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — paraview — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3560 CVE-2009-3720 Upstream summary: The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a […]

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Ubuntu 20.04 — libapache-mod-jk — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libapache-mod-jk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6826-1 Related CVEs: CVE-2023-41081 Upstream summary: Karl von Randow discovered that mod_jk was vulnerable to an authentication bypass. If the configuration did not provide explicit mounts for all possible proxied […]

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Oracle Linux 9 — gdb — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gdb — vulnerability — patch and remediation guide (ELSA-2023-6372)

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6372 Related CVEs: CVE-2021-3826 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 — bind and dhcp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bind and dhcp — vulnerability — patch and remediation guide (ELSA-2024-3271)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3271 Related CVEs: CVE-2023-50387 CVE-2023-4408 CVE-2023-50868 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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How to Set Up GlusterFS Distributed Storage on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up GlusterFS Distributed Storage on Debian 12

Introduction How to Set Up GlusterFS Distributed Storage on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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