2021 - Page 259 of 759

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2021-9037)

  • September 1, 2021
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 1 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9037 Related CVEs: CVE-2020-28374 CVE-2020-36158 CVE-2020-29569 CVE-2021-20177 CVE-2020-29660 CVE-2020-29568 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
IBM AIX 7.2 — CVE-2021-38891 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-38891 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 1 September 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-38891, IBM Support Bulletin CVE: CVE-2021-38891 NVD summary: IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. […]

Read more
Debian 10 — xorg-server — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — xorg-server — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • September 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 1 September 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-14345 CVE-2020-14360 CVE-2021-3472 CVE-2021-4008 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
AlmaLinux 8 — dleyna-core — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — dleyna-core — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • September 1, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

Read more
How to Set Up Vagrant and VirtualBox on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Vagrant and VirtualBox on RHEL 7

  • September 1, 2021
  • Linux
  • Comment off

How to Set Up Vagrant and VirtualBox on RHEL 7 Vagrant is an open-source tool by HashiCorp that automates the creation, configuration, and management of virtualized development environments. Combined with VirtualBox as a hypervisor backend, Vagrant allows developers and operations engineers on RHEL 7 to spin up reproducible Linux (or Windows) virtual machines with a […]

Read more
Oracle Linux 8 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-8833)

  • August 31, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 31 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8833 Related CVEs: CVE-2022-3517 CVE-2022-43548 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
FreeBSD 13 — ircii — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ircii — vulnerability — patch and remediation guide

  • August 31, 2021
  • BSD
  • Comment off

🟢 Low   ⏱ 5–15 min  Last verified: 31 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ircII — denial of service Related CVEs: CVE-2021-29376 Upstream summary: Michael Ortmann reports: ircii has a bug in parsing CTCP UTC messages. Its unknown if this could also be used […]

Read more
FreeBSD 13 — iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • August 31, 2021
  • BSD
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 31 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

Read more
Common Problems 112904

Windows Server 2016 — AD account repeatedly locked out moments after unlock — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 August 2021 Affected versions: Windows Server 2016 📖 ~2 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

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