Debian 11

Debian 11 — nextcloud-desktop — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nextcloud-desktop — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8189 CVE-2020-8225 CVE-2020-8227 CVE-2021-22879 CVE-2021-22895 CVE-2021-32728 CVE-2022-39331 CVE-2022-39332  +10 more Upstream summary: A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local […]

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Debian 11 — php-doctrine-cache — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — php-doctrine-cache — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-5723 Upstream summary: Doctrine Annotations before 1.2.7, Cache before 1.3.2 and 1.4.x before 1.4.2, Common before 2.4.3 and 2.5.x before 2.5.1, ORM before 2.4.8 or 2.5.x before 2.5.1, […]

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Debian 11 — cfitsio — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cfitsio — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3846 CVE-2018-3847 CVE-2018-3848 CVE-2018-3849 CVE-2019-1010060 Upstream summary: In the ffgphd and ffgtkn functions in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based […]

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How to Install and Configure Valkey on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install and Configure Valkey on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up install and configure valkey on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and […]

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Debian 11 — at-spi2-atk — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — at-spi2-atk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-3378 Upstream summary: The register_application function in atk-adaptor/bridge.c in GNOME at-spi2-atk 2.5.2 does not seed the random number generator and generates predictable temporary file names, which makes it […]

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Common Problems 120708

Debian 11 Boot Delay Caused by Failed fstab Mount

🟠 High   ⏱ 5–30 min  Last verified: 20 August 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 — glusterfs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

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

🟠 High   ⏱ 15–60 min  Last verified: 20 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-4417 CVE-2012-5635 CVE-2014-3619 CVE-2017-15096 CVE-2018-10841 CVE-2018-1088 CVE-2018-10904 CVE-2018-10907  +12 more Upstream summary: GlusterFS 3.3.0, as used in Red Hat Storage server 2.0, allows local users to overwrite arbitrary […]

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How to Configure Btrfs File System on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Btrfs File System on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up configure btrfs file system on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and […]

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Common Problems 120460

Debian 11: APT GPG signature verification failures

🟠 High   ⏱ 5–30 min  Last verified: 19 August 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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How to Set Up rsync Backup Jobs on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up rsync Backup Jobs on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up rsync backup jobs on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully […]

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