Debian 11

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

Debian 11 — texlive-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10243 CVE-2017-17513 Upstream summary: TeX Live allows remote attackers to execute arbitrary commands by leveraging inclusion of mpost in shell_escape_commands in the texmf.cnf config file. Table of contents […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 18 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1471 CVE-2002-1765 CVE-2003-0128 CVE-2003-0129 CVE-2003-0130 CVE-2003-0133 CVE-2003-0296 CVE-2005-0102  +12 more Upstream summary: The camel component for Ximian Evolution 1.0.x and earlier does not verify certificates when it establishes […]

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Debian 11 — xmonad-contrib — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xmonad-contrib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1436 Upstream summary: The XMonad.Hooks.DynamicLog module in xmonad-contrib before 0.11.2 allows remote attackers to execute arbitrary commands via a web page title, which activates the commands when the […]

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How to Set the Hostname and FQDN on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set the Hostname and FQDN on Debian 11

Introduction This guide explains how to Set the Hostname and FQDN on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with […]

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Common Problems 120704

Debian 11 Logrotate Not Rotating Application Logs

🟡 Medium   ⏱ 5–30 min  Last verified: 17 June 2022 Affected versions: Debian 11 📖 ~1 min read 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 Prevention & Hardening Related Errors & […]

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Debian 11 — calamares-settings-debian — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — calamares-settings-debian — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13179 Upstream summary: Calamares versions 3.1 through 3.2.10 copies a LUKS encryption keyfile from /crypto_keyfile.bin (mode 0600 owned by root) to /boot within a globally readable initramfs image […]

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Debian 11 — uudeview — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — uudeview — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0333 CVE-2004-2265 CVE-2008-2266 Upstream summary: Buffer overflow in the UUDeview package, as used in WinZip 6.2 through WinZip 8.1 SR-1, and possibly other packages, allows remote attackers to […]

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How to Configure dnsmasq on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure dnsmasq on Debian 11

Introduction How to Configure dnsmasq on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. This tutorial […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 16 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-3011 CVE-2006-4810 Upstream summary: The sort_offline function for texindex in texinfo 4.8 and earlier allows local users to overwrite arbitrary files via a symlink attack on temporary files. […]

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

Debian 11 — mactelnet — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-7115 Upstream summary: Buffer overflow in the handle_packet function in mactelnet.c in the client in MAC-Telnet 0.4.3 and earlier allows remote TELNET servers to execute arbitrary code via […]

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