2021 - Page 205 of 759

Debian 11 — gnome-screensaver — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gnome-screensaver — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • September 27, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 27 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-1335 CVE-2007-3920 CVE-2007-6389 CVE-2008-0887 CVE-2009-4641 CVE-2009-4642 CVE-2010-0285 CVE-2010-0414  +1 more Upstream summary: gnome screensaver before 2.14, when running on an X server with AllowDeactivateGrabs and AllowClosedownGrabs enabled, allows […]

Read more
How To Automate Backups with object storage — step-by-step DevOps tutorial on Progressive Robot

How To Automate Backups with object storage

Backing up important data is an essential part of managing any computer infrastructure. In this tutorial, we will build a script around the s3cmd command line tool which can be used to quickly upload data to object storage. We will then use crontab to regularly invoke the backups script and upload files to our Space.

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

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

  • September 27, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 27 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-5077 CVE-2011-2764 CVE-2011-3012 Upstream summary: server/sv_main.c in Quake3 Arena, as used in ioquake3 before r1762, OpenArena, Tremulous, and other products, allows remote attackers to cause a denial of […]

Read more
How to Configure sudo and Sudoers on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure sudo and Sudoers on RHEL 7

  • September 27, 2021
  • Linux
  • Comment off

How to Configure sudo and Sudoers on RHEL 7 On a Red Hat Enterprise Linux 7 system, it is a fundamental security best practice to avoid performing routine administrative tasks directly as the root user. The sudo utility allows designated regular users to execute specific commands — or all commands — with root-level privileges, while […]

Read more
Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-4154)

  • September 26, 2021
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 26 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4154 Related CVEs: CVE-2021-20291 CVE-2021-3602 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
IBM AIX 7.1 — CVE-2021-38948 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-38948 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 26 September 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-38948, IBM Support Bulletin CVE: CVE-2021-38948 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit […]

Read more
Common Problems 121704

Debian 9 – rsync backup job fails on permissions, ACLs, or xattrs

  • September 26, 2021
  • Linux
  • Comment off

🟠 High   ⏱ 5–30 min  Last verified: 26 September 2021 Affected versions: Debian 9 📖 ~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 — ru-apache — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ru-apache — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • September 26, 2021
  • BSD
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 26 September 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Apache 1.3 — mod_proxy reverse proxy exposure Related CVEs: CVE-2003-0993 CVE-2004-0940 CVE-2005-2088 CVE-2005-3352 CVE-2006-3747 CVE-2011-3368 Upstream summary: Apache HTTP server project reports: An exposure was found when using mod_proxy in […]

Read more
How to Install Memcached on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Memcached on FreeBSD 13

  • September 26, 2021
  • FreeBSD
  • Comment off

Introduction This guide explains how to Install Memcached on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

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