Operations

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

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

  • August 2, 2021
  • BSD
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 2 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mozilla — multiple vulnerabilities Related CVEs: CVE-2010-1585 CVE-2010-2760 CVE-2010-2762 CVE-2010-2763 CVE-2010-2764 CVE-2010-2765 CVE-2010-2766 CVE-2010-2767  +12 more Upstream summary: Mozilla Foundation reports: CVE-2019-11751: Malicious code execution through command line parameters CVE-2019-11746: […]

Read more
Common Problems 125013

Oracle Linux 8 – Common Problem 005 – Diagnosis and Fix

  • August 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 5–30 min  Last verified: 1 August 2021 Affected versions: Oracle Linux 8 📖 ~3 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
Common Problems 117554

Ubuntu 20.04 LTS Snap Store Fails with Temporary Failure Resolving

  • August 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 5–30 min  Last verified: 1 August 2021 📖 ~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 & Cross-Refs References & Further […]

Read more
Common Problems 119022

Ubuntu 14.04 LTS system clock drift breaks TLS and jobs

  • August 1, 2021
  • Linux
  • Comment off

🟠 High   ⏱ 5–30 min  Last verified: 1 August 2021 Affected versions: 14.04 LTS 📖 ~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
FreeBSD 13 — libbson — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libbson — vulnerability — patch and remediation guide

  • August 1, 2021
  • BSD
  • Comment off

🟢 Low   ⏱ 5–15 min  Last verified: 1 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libbson — Denial of Service Related CVEs: CVE-2017-14227 Upstream summary: mongodb developers report: In MongoDB libbson 1.7.0, the bson_iter_codewscope function in bson-iter.c miscalculates a bson_utf8_validate length argument, which allows remote […]

Read more
How to Add a Sudo User on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Add a Sudo User on SLES 12

Introduction This tutorial covers How to Add a Sudo User on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

Read more
FreeBSD 13 — mariadb102-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mariadb102-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • August 1, 2021
  • BSD
  • Comment off

🟢 Low   ⏱ 5–15 min  Last verified: 1 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — Vulnerability in C API Related CVEs: CVE-2017-15365 CVE-2020-2574 Upstream summary: MariaDB reports: Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL […]

Read more
How to Configure BGP Routing with FRRouting on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure BGP Routing with FRRouting on SLES 15

Introduction This tutorial covers How to Configure BGP Routing with FRRouting on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: […]

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

Oracle Linux 8 — jasper — vulnerability — patch and remediation guide (ELSA-2021-4235)

  • August 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 1 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4235 Related CVEs: CVE-2021-26926 CVE-2020-27828 CVE-2021-3272 CVE-2021-26927 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
Alpine Linux edge — py3-pikepdf — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-pikepdf — vulnerability — patch and remediation guide

  • August 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.9.1-r2 📖 ~4 min read  •  Source: Alpine secdb entry — py3-pikepdf 2.9.1-r2 Related CVEs: CVE-2021-29421 Upstream summary: Alpine community repository for vedge ships py3-pikepdf 2.9.1-r2 which addresses CVE-2021-29421. Table of contents Symptom & Impact Environment […]

Read more

Tags

AIX AlmaLinux Alpine Linux authentication authorization Backup Recovery Boot Startup Cloud Integration Common Problems Cpu Memory Database Debian Debian 11 Debian 12 Bookworm Debian 13 Trixie DNS Firewall Fix Prevention FreeBSD FreeBSD 12 FreeBSD 13 FreeBSD 14 FreeBSD 15 Kernel Drivers Logging Monitoring Lvm Raid NetBSD Networking openSUSE Operations Oracle Linux Oracle Linux 8 Oracle Linux 9 Package Management Performance Proxy Security Hardening SLES Storage Disk Systemd Services Tls Ssl Troubleshooting ubuntu VPN windows server
CHAT