Debian 11

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 9 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11546 CVE-2017-11547 CVE-2017-11549 Upstream summary: The insert_note_steps function in readmidi.c in TiMidity++ 2.14.0 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via […]

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Common Problems 120468

Debian 11 – apt update fails because repository Release file is expired

🟠 High   ⏱ 5–30 min  Last verified: 9 May 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 Cron Jobs and Scheduled Tasks on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Cron Jobs and Scheduled Tasks on Debian 11

Introduction Deploying set up cron jobs and scheduled tasks 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. […]

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

Debian 11 — mediaelement — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-4567 Upstream summary: Cross-site scripting (XSS) vulnerability in flash/FlashMediaElement.as in MediaElement.js before 2.21.0, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or […]

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

Debian 11 — php-radius — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2220 Upstream summary: Buffer overflow in the radius_get_vendor_attr function in the Radius extension before 1.2.7 for PHP allows remote attackers to cause a denial of service (crash) and […]

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

Debian 11 — pdns-recursor — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-2069 CVE-2006-4251 CVE-2006-4252 CVE-2008-1637 CVE-2008-3217 CVE-2009-4009 CVE-2009-4010 CVE-2014-3614  +12 more Upstream summary: The recursor in PowerDNS before 3.0.1 allows remote attackers to cause a denial of service (application […]

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Debian 11 — f2fs-tools — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — f2fs-tools — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-6070 CVE-2020-6104 CVE-2020-6105 CVE-2020-6106 CVE-2020-6107 CVE-2020-6108 Upstream summary: An exploitable code execution vulnerability exists in the file system checking functionality of fsck.f2fs 1.12.0. A specially crafted f2fs file […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 8 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1086 CVE-2011-3581 CVE-2014-3209 CVE-2017-1000231 CVE-2017-1000232 CVE-2020-19860 CVE-2020-19861 Upstream summary: Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service […]

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Debian 11 — fuse — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — fuse — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1858 CVE-2005-3531 CVE-2010-0789 CVE-2010-3879 CVE-2011-0541 CVE-2011-0542 CVE-2011-0543 CVE-2015-3202  +2 more Upstream summary: FUSE 2.x before 2.3.0 does not properly clear previously used memory from unfilled pages when the […]

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

Debian 11 — libtk-img — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-5137 CVE-2007-5378 CVE-2008-0553 Upstream summary: Buffer overflow in the ReadImage function in generic/tkImgGIF.c in Tcl (Tcl/Tk) 8.4.13 through 8.4.15 allows remote attackers to execute arbitrary code via multi-frame […]

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