Package Management

FreeBSD 12 — py311-nicotine-plus — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py311-nicotine-plus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-nicotine-plus — Denial of service vulnerability Related CVEs: CVE-2021-45848 Upstream summary: ztauras reports: Denial of service (DoS) vulnerability in Nicotine+ starting with version 3.0.3 and prior to version 3.2.1 allows […]

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AlmaLinux 8 — gnome-tweaks — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gnome-tweaks — multiple vulnerabilities (5 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-2020:1766 Related CVEs: CVE-2018-20337 CVE-2019-12447 CVE-2019-12448 CVE-2019-12449 CVE-2019-3825 Upstream summary: GNOME is the default desktop environment of AlmaLinux. Security Fix(es): * LibRaw: stack-based buffer overflow in the parse_makernote function of dcraw_common.cpp (CVE-2018-20337) […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 27 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsndfile_project — Integer overflow in dataend calculation Related CVEs: CVE-2009-0186 CVE-2009-1788 CVE-2009-1791 CVE-2011-2696 CVE-2017-12562 CVE-2017-14245 CVE-2017-14246 CVE-2017-14634  +12 more Upstream summary: [email protected] reports: Multiple signed integers overflow in function au_read_header […]

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FreeBSD 13 — hanemacs — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — hanemacs — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: emacs — movemail format string vulnerability Related CVEs: CVE-2005-0100 Upstream summary: Max Vozeler discovered several format string vulnerabilities in the movemail utility of Emacs. They can be exploited when connecting […]

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How to Install Ansible on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Ansible on FreeBSD 13

Introduction How to Install Ansible 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 packet filtering, and […]

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

Debian 11 — liece — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0537 Upstream summary: The liece Emacs IRC client 2.0+0.20030527 and earlier creates temporary files insecurely, which could allow local users to overwrite arbitrary files as other users. Table […]

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Debian 11 — libdbd-firebird-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libdbd-firebird-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-2788 Upstream summary: Multiple stack-based buffer overflows in the ib_fill_isqlda function in dbdimp.c in DBD-Firebird before 1.19 allow remote attackers to have unspecified impact via unknown vectors that […]

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Ubuntu 20.04 — numpy — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — numpy — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 August 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5763-1 Related CVEs: CVE-2021-33430 CVE-2021-34141 CVE-2021-41495 CVE-2021-41496 Upstream summary: It was discovered that NumPy did not properly manage memory when specifying arrays of large dimensions. If a user were tricked […]

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AlmaLinux 8 — file — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — file — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4374 Related CVEs: CVE-2019-18218 Upstream summary: The file command is used to identify a particular file according to the type of data the file contains. It can identify many different file types, […]

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How to Perform a System Security Audit with auditd on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Perform a System Security Audit with auditd on RHEL 7

How to Perform a System Security Audit with auditd on RHEL 7 Security auditing is a critical practice for any production RHEL 7 system, especially those subject to compliance frameworks such as PCI-DSS, HIPAA, or DISA STIG. The Linux Audit Framework, centered on the auditd daemon, provides kernel-level monitoring of system calls, file access, user […]

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