Debian 11

Debian 11 — node-ansi-regex — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-ansi-regex — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3807 Upstream summary: ansi-regex is vulnerable to Inefficient Regular Expression Complexity Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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

Debian 11 — seahorse — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-7320 Upstream summary: GNOME Seahorse through 3.30 allows physically proximate attackers to read plaintext passwords by using the quickAllow dialog at an unattended workstation, if the keyring is […]

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Common Problems 120545

Debian 11 Failed to Fetch Due to Proxy Misconfiguration

🟡 Medium   ⏱ 5–30 min  Last verified: 11 March 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 — asyncpg — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — asyncpg — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-17446 Upstream summary: asyncpg before 0.21.0 allows a malicious PostgreSQL server to trigger a crash or execute arbitrary code (on a database client) via a crafted server response, […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 10 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-19720 CVE-2019-19796 Upstream summary: Yabasic 2.86.1 has a heap-based buffer overflow in the yylex() function in flex.c via a crafted BASIC source file. Table of contents Symptom & […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 10 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3369 CVE-2011-3361 CVE-2011-4923 CVE-2011-5081 Upstream summary: CgiUserConfigEdit in BackupPC 3.1.0, when SSH keys and Rsync are in use in a multi-user environment, does not restrict users from the […]

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How to Configure OSPF with FRRouting on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure OSPF with FRRouting on Debian 11

Introduction Deploying configure ospf with frrouting on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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Debian 11 — libpar-packer-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libpar-packer-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4114 Upstream summary: The par_mktmpdir function in the PAR::Packer module before 1.012 for Perl creates temporary files in a directory with a predictable name without verifying ownership and […]

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Debian 11 — node-hosted-git-info — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-hosted-git-info — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-23362 Upstream summary: The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The […]

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

Debian 11 — mimedefang — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-14102 Upstream summary: MIMEDefang 2.80 and earlier creates a PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by […]

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