Linux

Oracle Linux 10 — rsync — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — rsync — vulnerability — patch and remediation guide (ELSA-2026-6825)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 December 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6825 Related CVEs: CVE-2025-10158 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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How to Configure an iSCSI Target with targetcli on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure an iSCSI Target with targetcli on RHEL 10

Introduction This tutorial demonstrates how to Configure an iSCSI Target with targetcli 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 […]

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How To Manage Replicas and Clients in Redis — step-by-step Linux tutorial on Progressive Robot

How To Manage Replicas and Clients in Redis

One Redis’s most sought-after features is its support for replication: any Redis server can replicate its data to any number of replicas, allowing for high read scalability and strong data redundancy. Additionally, Redis was designed to allow many clients (up to 10000, by default) to connect and interact with data, making it a good choice for cases where many users need access to the same dataset. This tutorial goes over the commands used to manage Redis clients and replicas.

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AlmaLinux 8 — perl-Pod-Checker — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Pod-Checker — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 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 a […]

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Debian 13 — djvulibre — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — djvulibre — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-6535 CVE-2019-15142 CVE-2019-15143 CVE-2019-15144 CVE-2019-15145 CVE-2019-18804 CVE-2021-32490 CVE-2021-32491  +7 more Upstream summary: DjVuLibre before 3.5.25.3, as used in Evince, Sumatra PDF Reader, VuDroid, and other products, allows remote […]

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Debian 13 — r-cran-igraph — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — r-cran-igraph — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 December 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-20349 Upstream summary: The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via […]

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Debian 13 — xar — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — xar — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-0055 CVE-2010-3798 CVE-2017-11124 CVE-2017-11125 Upstream summary: xar in Apple Mac OS X 10.5.8 does not properly validate package signatures, which allows attackers to have an unspecified impact via […]

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Debian 13 — libspf2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libspf2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-2469 CVE-2021-20314 CVE-2021-33912 CVE-2021-33913 CVE-2023-42118 Upstream summary: Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via […]

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Debian 13 — grilo — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — grilo — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 December 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-39365 Upstream summary: In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: […]

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SLES 16 — shim — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — shim — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 December 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2023:219-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-28737 CVE-2023-40547 CVE-2024-2312 CVE-2014-3675 CVE-2014-3676 CVE-2014-3677 CVE-2023-40546 CVE-2023-40548  +3 more Upstream summary: There's a possible overflow in handle_image() when shim tries to load and execute […]

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