Package Management

Gentoo Linux — net-libs/libyang — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-libs/libyang — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202107-54 Related CVEs: CVE-2021-28902 CVE-2021-28903 CVE-2021-28904 CVE-2021-28905 CVE-2021-28906 Upstream summary: Multiple vulnerabilities have been discovered in libyang. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact […]

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Debian 11 — tomcat-native — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tomcat-native — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3555 CVE-2017-15698 CVE-2018-8019 CVE-2018-8020 Upstream summary: The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft Internet Information Services (IIS) 7.0, mod_ssl in […]

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SLES 12 — gegl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — gegl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 December 2021 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:4193-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-45463 CVE-2018-10113 CVE-2012-4433 Upstream summary: load_cache in GEGL before 0.4.34 allows shell expansion when a pathname in a constructed command line is not escaped or […]

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IBM AIX 7.3 — CVE-2008-0587 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2008-0587 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 14 December 2021 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2008-0587, IBM Support Bulletin CVE: CVE-2008-0587 NVD summary: Buffer overflow in the uspchrp program in devices.chrp.base.diag in IBM AIX 5.2 and 5.3 allows local users to gain privileges via unspecified vectors. References: […]

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How to Configure Disk Quotas on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure Disk Quotas on FreeBSD 13 (ON-FREEBSD-13)

Introduction How to Configure Disk Quotas 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, […]

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Rocky Linux 8 — mingw-binutils — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — mingw-binutils — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2021:1968 Related CVEs: CVE-2019-16168 CVE-2020-13434 CVE-2020-13630 CVE-2020-13631 CVE-2020-13632 Upstream summary: MinGW is a free and open source software development environment to create Microsoft Windows applications. The following packages have been […]

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Oracle Linux 8 — libmspack — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libmspack — security and stability fixes — required update (ELSA-2020-1686)

🟢 Low   ⏱ 5–15 min  Last verified: 13 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1686 Related CVEs: CVE-2019-1010305 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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AlmaLinux 8 — python-pycurl — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-pycurl — 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-2020:1745 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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How to Set Up a Firewall with firewalld on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up a Firewall with firewalld on CentOS Stream 9

Introduction Setting up set up a firewall with firewalld on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up a Firewall with firewalld on CentOS Stream 9, with all the commands you need, the SELinux […]

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