Package Management

FreeBSD 12 — dircproxy-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — dircproxy-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dircproxy — remote denial of service Related CVEs: CVE-2007-5226 Upstream summary: Securiweb reports: dircproxy allows remote attackers to cause a denial of service (segmentation fault) via an ACTION command without […]

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How to Set Up borgbackup on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up borgbackup on Debian 10

Introduction How to Set Up borgbackup on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. This […]

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SLES 15 — python2-ecdsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-ecdsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 May 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:744-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-14853 CVE-2019-14859 Upstream summary: An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or […]

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How to Install ClamAV Antivirus on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install ClamAV Antivirus on RHEL 7

How to Install ClamAV Antivirus on RHEL 7 ClamAV is the leading open-source antivirus engine used on Linux servers, primarily for scanning files shared with Windows clients, email attachments passing through mail gateways, and uploaded content on web servers. While RHEL 7 itself is rarely the target of self-propagating malware, compliance frameworks such as PCI-DSS, […]

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Common Problems 120960

Debian 10: APT GPG signature verification failures

🟠 High   ⏱ 5–30 min  Last verified: 7 May 2020 Affected versions: Debian 10 📖 ~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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openSUSE Tumbleweed — policycoreutils — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — policycoreutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:0926-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1063 Upstream summary: Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of […]

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Alpine Linux edge — supervisor — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — supervisor — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 4.1.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — supervisor 4.1.0-r0 Related CVEs: CVE-2019-12105 CVE-2017-11610 Upstream summary: Alpine main repository for vedge ships supervisor 4.1.0-r0 which addresses CVE-2019-12105. Table of contents Symptom & Impact […]

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How to Configure TCP Wrappers on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure TCP Wrappers on Debian 10

Introduction This guide explains how to Configure TCP Wrappers on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard […]

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