Security Hardening

Debian 13 — thunar — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — thunar — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-18398 CVE-2021-32563 Upstream summary: Xfce Thunar 1.6.15, when Xfce 4.12 is used, mishandles the IBus-Unikey input method for file searches within File Manager, leading to an out-of-bounds read […]

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Debian 13 — apt — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — apt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1300 CVE-2009-1358 CVE-2011-1829 CVE-2011-3374 CVE-2011-3634 CVE-2012-0214 CVE-2012-0954 CVE-2012-0961  +12 more Upstream summary: apt 0.7.20 does not check when the date command returns an "invalid date" error, which can […]

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Rocky Linux 9 — LibRaw — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — LibRaw — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:19345 Related CVEs: CVE-2026-21413 CVE-2026-24450 Upstream summary: LibRaw is a library for reading RAW files obtained from digital photo cameras (CRW/CR2, NEF, RAF, DNG, and others). Security Fix(es): * LibRaw: […]

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Debian 13 — rust-eza — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-eza — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-25817 Upstream summary: Buffer Overflow vulnerability in eza before version 0.18.2, allows local attackers to execute arbitrary code via the .git/HEAD.git/refs, and .git/objects components. Table of contents Symptom & […]

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Rocky Linux 8 — perl-Module-CoreList — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-Module-CoreList — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

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Debian 12 — libyaml-syck-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libyaml-syck-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 April 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-11683 CVE-2026-4177 CVE-2026-5089 Upstream summary: YAML::Syck versions before 1.36 for Perl has missing null-terminators which causes out-of-bounds read and potential information disclosure Missing null terminators in token.c leads […]

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How to Install Terraform on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Terraform on RHEL 10

Introduction This tutorial demonstrates how to Install Terraform on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories enabled. Prerequisites […]

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Debian 11 — xmedcon — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xmedcon — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 April 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-29421 CVE-2025-2581 Upstream summary: xmedcon 0.23.0 and fixed in v.0.24.0 is vulnerable to Buffer Overflow via libs/dicom/basic.c which allows an attacker to execute arbitrary code. Table of contents […]

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openSUSE Tumbleweed — perl-Crypt-URandom — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-Crypt-URandom — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1170-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-2474 Upstream summary: Crypt::URandom versions from 0.41 before 0.55 for Perl is vulnerable to a heap buffer overflow in the XS function crypt_urandom_getrandom(). The function […]

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