chris

SLES 12 — abseil-cpp-devel — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — abseil-cpp-devel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 October 2025 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0190-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-0838 Upstream summary: There exists a heap buffer overflow vulnerable in Abseil-cpp. The sized constructors, reserve(), and rehash() methods of absl::{flat,node}hash{set,map} did not impose an […]

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How to Install Vault by HashiCorp on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Vault by HashiCorp on Debian 13

Introduction Deploying install vault by hashicorp on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, ensure you […]

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

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-15429)

🟠 High   ⏱ 15–60 min  Last verified: 30 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-15429 Related CVEs: CVE-2025-37803 CVE-2025-38392 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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Oracle Linux 9 — galera and mariadb — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — galera and mariadb — vulnerability — patch and remediation guide (ELSA-2025-19584)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19584 Related CVEs: CVE-2023-52969 CVE-2025-30693 CVE-2025-21490 CVE-2025-30722 CVE-2023-52970 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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Alpine Linux 3.19 — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2.4.65-r0 📖 ~4 min read  •  Source: Alpine secdb entry — apache2 2.4.65-r0 Related CVEs: CVE-2025-54090 CVE-2025-53020 CVE-2025-49812 CVE-2025-49630 CVE-2025-23048 CVE-2024-47252 CVE-2024-43394 CVE-2024-43204  +12 more Upstream summary: Alpine main repository for vv3.19 ships apache2 2.4.65-r0 which […]

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CentOS Stream 9 — jackson-jaxrs-providers — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — jackson-jaxrs-providers — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 October 2025 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:12280 Related CVEs: CVE-2025-52999 Upstream summary: Core part of Jackson that defines Streaming API as well as basic shared abstractions. Security Fix(es): * com.fasterxml.jackson.core/jackson-core: jackson-core Potential StackoverflowError (CVE-2025-52999) For more details […]

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How to Limit Container Resources with cgroups on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Limit Container Resources with cgroups on Debian 13

Introduction How to Limit Container Resources with cgroups on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie 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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