Package Management

Amazon Linux 2 — mailman — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — mailman — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1740 Related CVEs: CVE-2016-6893 CVE-2021-42097 CVE-2021-44227 CVE-2021-43331 CVE-2021-43332 CVE-2018-0618 CVE-2018-13796 CVE-2018-5950 Upstream summary: Cross-site request forgery (CSRF) vulnerability in the user options page in GNU Mailman 2.1.x before 2.1.23 allows […]

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How to Install Packer on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Packer on CentOS Stream 9

Introduction This tutorial demonstrates how to Install Packer on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default AppStream […]

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FreeBSD 13 — linux-f10-expat — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-f10-expat — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: expat2 — Parser crash with specially formatted UTF-8 sequences Related CVEs: CVE-2009-3720 Upstream summary: CVE reports: The updatePosition function in lib/xmltok_impl.c in libexpat in Expat 2.0.1, as used in Python, […]

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

FreeBSD 13 — ircservices — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: IRC Services– Denial of Service Vulnerability Related CVEs: CVE-2007-6122 Upstream summary: Secunia reports: A vulnerability has been reported in IRC Services, which can be exploited by malicious people to cause […]

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Debian 11 — ejabberd — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ejabberd — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-0903 CVE-2009-0934 CVE-2010-0305 CVE-2011-1753 CVE-2011-4320 CVE-2013-6169 CVE-2014-8760 Upstream summary: Unspecified vulnerability in the mod_roster_odbc module in ejabberd before 1.1.3 has unknown impact and attack vectors. Table of contents […]

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How to Configure HashiCorp Vault on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure HashiCorp Vault on SLES 15

Introduction This tutorial covers How to Configure HashiCorp Vault on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh […]

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

Debian 11 — realmd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-2704 Upstream summary: realmd allows remote attackers to inject arbitrary configurations in to sssd.conf and smb.conf via a newline character in an LDAP response. Table of contents Symptom […]

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Debian 11 — fontforge — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — fontforge — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-4259 CVE-2017-11568 CVE-2017-11569 CVE-2017-11570 CVE-2017-11571 CVE-2017-11572 CVE-2017-11573 CVE-2017-11574  +12 more Upstream summary: Stack-based buffer overflow in FontForge 20100501 allows remote attackers to cause a denial of service (application […]

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Ubuntu 14.04 — privoxy — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — privoxy — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 March 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4886-1 Related CVEs: CVE-2020-35502 CVE-2021-20209 CVE-2021-20210 CVE-2021-20211 CVE-2021-20212 CVE-2021-20213 CVE-2021-20214 CVE-2021-20215  +6 more Upstream summary: It was discovered that Privoxy incorrectly handled CGI requests. An attacker could possibly use this […]

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Amazon Linux 2 — rsyslog — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — rsyslog — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1803 Related CVEs: CVE-2014-3634 CVE-2022-24903 CVE-2019-17041 CVE-2019-17042 CVE-2018-16881 Upstream summary: A flaw was found in the way rsyslog handled invalid log message priority values. In certain configurations, a local attacker, […]

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CHAT