May 2022 - Page 53 of 71

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 & […]

Read more
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. […]

Read more
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 […]

Read more
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 […]

Read more
Oracle Linux 8 — redis:6 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — redis:6 — vulnerability — patch and remediation guide (ELSA-2021-2034)

🟠 High   ⏱ 15–60 min  Last verified: 9 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2034 Related CVEs: CVE-2021-29477 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9948)

🟠 High   ⏱ 15–60 min  Last verified: 9 May 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9948 Related CVEs: CVE-2022-2097 CVE-2022-21619 CVE-2022-21624 CVE-2022-35255 CVE-2022-21618 CVE-2022-21626 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
FreeBSD 13 — libXv — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libXv — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: X.org libraries — multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: Matthieu Herrb reports: Tobias Stoeckmann from the OpenBSD project has discovered […]

Read more
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 […]

Read more
Gentoo Linux — media-libs/libpano13 — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — media-libs/libpano13 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202107-47 Related CVEs: CVE-2021-20307 Upstream summary: A format string issue exists within panoFileOutputNamesCreate() where unvalidated input is passed directly into the formatter. Table of contents Symptom & Impact Environment & Reproduction Root […]

Read more
Common Problems 116898

Ubuntu 22.04 LTS – apt fails due to dpkg lock contention – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 May 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]

Read more
CHAT