chris

How to Enable ClamAV Antivirus on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Enable ClamAV Antivirus on FreeBSD 15

Introduction How to Enable ClamAV Antivirus on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 16 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-4429 CVE-2017-8779 CVE-2018-14622 CVE-2021-46828 Upstream summary: Stack-based buffer overflow in the clntudp_call function in sunrpc/clnt_udp.c in the GNU C Library (aka glibc or libc6) allows remote servers to […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 16 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-0552 CVE-2018-5345 Upstream summary: Directory traversal vulnerability in the gcab_folder_extract function in libgcab/gcab-folder.c in gcab 0.4 allows remote attackers to write to arbitrary files via crafted path in […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 16 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4127 CVE-2012-2690 CVE-2013-2124 CVE-2013-4419 CVE-2022-2211 Upstream summary: The Linux kernel before 3.2.2 does not properly restrict SG_IO ioctl calls, which allows local users to bypass intended restrictions on […]

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How to Install Scala and sbt on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Scala and sbt on RHEL 10

Introduction Setting up install scala and sbt on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Scala and sbt on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to […]

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

Debian 11 — dask.distributed — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 July 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-42343 CVE-2026-23528 Upstream summary: An issue was discovered in the Dask distributed package before 2021.10.0 for Python. Single machine Dask clusters started with dask.distributed.LocalCluster or dask.distributed.Client (which defaults […]

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openSUSE Tumbleweed — libssh4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libssh4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:3200-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-10933 CVE-2025-5372 CVE-2019-14889 CVE-2026-0964 CVE-2026-0966 CVE-2025-8114 CVE-2025-4877 CVE-2025-4878  +12 more Upstream summary: A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and […]

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Common Problems 115996

Ubuntu 26.04 LTS – Timesync drift causes Kerberos and TLS failures – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 July 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Red Hat Enterprise Linux 9 — vim — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — vim — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19224 Related CVEs: CVE-2026-34982 CVE-2026-28417 CVE-2026-28421 CVE-2026-33412 CVE-2026-25749 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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