December 2021 - Page 39 of 71

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

FreeBSD 13 — movemail — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 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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Debian 11 — bwa — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bwa — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-10269 CVE-2019-11371 Upstream summary: BWA (aka Burrow-Wheeler Aligner) before 2019-01-23 has a stack-based buffer overflow in the bns_restore function in bntseq.c via a long sequence name in a […]

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

Debian 11 — gnumeric — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2491 CVE-2008-0668 CVE-2009-0318 CVE-2013-6836 Upstream summary: Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, Ethereal, and […]

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Debian 11 — texlive-extra — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — texlive-extra — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-2120 Upstream summary: latex2man in texlive-extra-utils 2011.20120322, and possibly other versions or packages, when used with the H or T option, allows local users to overwrite arbitrary files […]

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How to Configure iptables-nft Rules on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure iptables-nft Rules on RHEL 10

Introduction This tutorial demonstrates how to Configure iptables-nft Rules on RHEL 10 on RHEL 10. 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 RHEL 10 system with the default AppStream repositories enabled. […]

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Debian 11 — doctrine — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — doctrine — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-1522 CVE-2015-5723 Upstream summary: Multiple SQL injection vulnerabilities in the Doctrine\DBAL\Platforms\AbstractPlatform::modifyLimitQuery function in Doctrine 1.x before 1.2.4 and 2.x before 2.0.3 allow remote attackers to execute arbitrary SQL […]

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Ubuntu 16.04 — python-bleach — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-bleach — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8077-1 Related CVEs: CVE-2020-6816 CVE-2021-23980 CVE-2018-7753 CVE-2020-6802 CVE-2020-6817 Upstream summary: It was discovered that Bleach did not properly sanitize URI attributes containing character entities. An attacker could possibly use this […]

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How to Install and Configure RabbitMQ on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Configure RabbitMQ on RHEL 8

RabbitMQ is a robust open-source message broker that implements the AMQP protocol, enabling asynchronous communication between application components. It is widely used for task queuing, event streaming, and decoupling microservices. On RHEL 8, RabbitMQ requires a compatible version of Erlang that is best installed from the official RabbitMQ Cloudsmith repository rather than the default RHEL […]

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