Linux

Debian 12 — znc — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — znc — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0759 CVE-2009-2658 CVE-2010-2488 CVE-2010-2812 CVE-2010-2934 CVE-2012-0033 CVE-2013-2130 CVE-2014-9403  +6 more Upstream summary: Multiple CRLF injection vulnerabilities in webadmin in ZNC before 0.066 allow remote authenticated users to modify […]

Read more
Debian 12 — android-platform-frameworks-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — android-platform-frameworks-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-39796 CVE-2022-20011 Upstream summary: In HarmfulAppWarningActivity of HarmfulAppWarningActivity.java, there is a possible way to trick victim to install harmful app due to a tapjacking/overlay attack. This could lead […]

Read more
How to Set Up a Highly Available Web Stack with Keepalived on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up a Highly Available Web Stack with Keepalived on RHEL 9

Keepalived implements the Virtual Router Redundancy Protocol (VRRP) on Linux, allowing two or more servers to share a single virtual IP address (VIP). If the master server fails, the backup server automatically claims the VIP within seconds, providing high availability with no changes required on clients or DNS. On RHEL 9, Keepalived integrates cleanly with […]

Read more
Ubuntu 16.04 — golang-1.18 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — golang-1.18 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7109-1 Related CVEs: CVE-2022-41723 CVE-2022-41724 CVE-2022-41725 CVE-2023-24531 CVE-2023-24536 CVE-2023-29402 CVE-2023-29403 CVE-2023-29404  +12 more Upstream summary: Philippe Antoine discovered that Go incorrectly handled crafted HTTP/2 streams. An attacker could possibly use […]

Read more
Ubuntu 22.04 — tang — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — tang — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 September 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6489-1 Related CVEs: CVE-2023-1672 Upstream summary: Brian McDermott discovered that Tang incorrectly handled permissions when creating/rotating keys. A local attacker could possibly use this issue to read the keys. Table […]

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

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2024-0012)

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0012 Related CVEs: CVE-2023-6863 CVE-2023-6857 CVE-2023-6856 CVE-2023-6864 CVE-2023-6865 CVE-2023-6867 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
openSUSE Tumbleweed — etcd — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — etcd — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:0003-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-47108 CVE-2023-48795 CVE-2021-28235 CVE-2019-11254 CVE-2018-16886 CVE-2020-15106 Upstream summary: OpenTelemetry-Go Contrib is a collection of third-party packages for OpenTelemetry-Go. Starting in version 0.37.0 and prior to […]

Read more
Oracle Linux 9 — webkit2gtk3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — webkit2gtk3 — vulnerability — patch and remediation guide (ELSA-2023-0021)

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0021 Related CVEs: CVE-2022-42856 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
Debian 12 — hdf5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — hdf5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-4330 CVE-2016-4331 CVE-2016-4332 CVE-2016-4333 CVE-2017-17505 CVE-2017-17506 CVE-2017-17507 CVE-2017-17508  +12 more Upstream summary: In the HDF5 1.8.16 library's failure to check if the number of dimensions for an array […]

Read more
How to Install Packer Image Builder on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Packer Image Builder on Debian 12

Introduction How to Install Packer Image Builder on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]

Read more
CHAT