Linux

Amazon Linux 2023 — kernel-livepatch-6.1.29-50.88 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.29-50.88 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • October 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-015 Related CVEs: CVE-2023-3609 CVE-2023-3776 CVE-2023-2156 CVE-2023-3090 CVE-2023-35788 Upstream summary: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation. If tcf_change_indev() […]

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openSUSE Tumbleweed — liferea — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — liferea — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2023:0096-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-1350 CVE-2005-4791 Upstream summary: A vulnerability was found in liferea. It has been rated as critical. Affected by this issue is the function update_job_run of […]

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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

  • October 22, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2023 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

  • October 22, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2023 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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Alpine Linux 3.18 — py3-pygments — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — py3-pygments — vulnerability — patch and remediation guide

  • October 22, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.7.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-pygments 2.7.4-r0 Related CVEs: CVE-2021-20270 Upstream summary: Alpine main repository for vv3.18 ships py3-pygments 2.7.4-r0 which addresses CVE-2021-20270. Table of contents Symptom & Impact Environment […]

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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)

  • October 22, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2023 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)

  • October 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 October 2023 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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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

  • October 22, 2023
  • Linux
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🟡 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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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

  • October 22, 2023
  • Linux
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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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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

  • October 22, 2023
  • Linux
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🟠 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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