Systemd Services

Debian 11 — xfe — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xfe — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-2079 Upstream summary: X File Explorer (aka xfe) might allow local users to bypass intended access restrictions and gain access to arbitrary files by leveraging failure to use […]

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How to Set Up a FreeBSD Jail for Web Hosting on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up a FreeBSD Jail for Web Hosting on FreeBSD 12 (ON-FREEBSD-12)

Introduction How to Set Up a FreeBSD Jail for Web Hosting on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 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 […]

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AlmaLinux 8 — rhn-virtualization — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — rhn-virtualization — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3355 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — rust-lock-api — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-lock-api — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35910 CVE-2020-35911 CVE-2020-35912 CVE-2020-35913 CVE-2020-35914 Upstream summary: An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness. […]

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Debian 11 — neovim — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — neovim — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-1248 CVE-2017-5953 CVE-2017-6349 CVE-2017-6350 CVE-2019-12735 Upstream summary: vim before patch 8.0.0056 does not properly validate values for the 'filetype', 'syntax' and 'keymap' options, which may result in the […]

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SLES 15 — wayland-devel — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — wayland-devel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 November 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:1860-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-3782 Upstream summary: An internal reference count is held on the buffer pool, incremented every time a new buffer is created from the pool. The […]

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SLES 15 — libmysofa1 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libmysofa1 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 17 November 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-10672 CVE-2019-16092 CVE-2019-16093 CVE-2021-3756 CVE-2019-16091 CVE-2019-16094 CVE-2019-16095 CVE-2019-20063  +7 more Upstream summary: treeRead in hdf/btree.c in libmysofa before 0.7 does not properly validate multiplications and […]

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FreeBSD 13 — cacti — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — cacti — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: cacti — Multiple vulnerabilities Related CVEs: CVE-2009-4032 CVE-2010-1431 CVE-2013-1434 CVE-2013-1435 CVE-2013-5588 CVE-2013-5589 CVE-2014-2326 CVE-2014-2327  +12 more Upstream summary: Cacti repo reports: security #GHSA-c5j8-jxj3-hh36: Authenticated RCE via multi-line SNMP responses security […]

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How to Set Up Alertmanager with Slack on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Set Up Alertmanager with Slack on FreeBSD 13

Introduction How to Set Up Alertmanager with Slack on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 […]

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Oracle Linux 8 — Installation and Upgrade Issues — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Installation and Upgrade Issues

🟠 High   ⏱ 5–30 min  Last verified: 16 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug OLRNB-ol8-issues-install 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 […]

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