Linux

openSUSE Tumbleweed — atop — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — atop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14945-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-31160 Upstream summary: atop through 2.11.0 allows local users to cause a denial of service (e.g., assertion failure and application exit) or possibly have unspecified […]

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Debian 13 — rust-pgp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-pgp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-53856 CVE-2024-53857 Upstream summary: rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows an attacker to trigger rpgp crashes by providing crafted data. This […]

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Common Problems 119652

Debian 13 – Locale Misconfiguration Causes Perl and Automation Warnings – Standard Fix

🟢 Low   ⏱ 5–30 min  Last verified: 8 November 2025 Affected versions: Debian 13 (Trixie) 📖 ~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 […]

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Debian 13 — libimage-info-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libimage-info-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-9181 Upstream summary: perl-Image-Info: When parsing an SVG file, external entity expansion (XXE) was not disabled. An attacker could craft an SVG file which, when processed by an application […]

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How to Configure Nginx Rate Limiting and Connection Throttling on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure Nginx Rate Limiting and Connection Throttling on RHEL 9

Rate limiting is a server-side defence that restricts how many requests a client can make within a time window. Without rate limiting, a single IP address or bot can flood your server with thousands of requests per second — crashing your application, exhausting your database connection pool, or triggering denial-of-service conditions. Nginx provides two rate […]

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Debian 13 — most — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — most — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-1253 Upstream summary: The most package in Debian wheezy before 5.0.0a-2.2, in Debian jessie before 5.0.0a-2.3+deb8u1, and in Debian unstable before 5.0.0a-3 allows remote attackers to execute arbitrary commands […]

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Debian 13 — glewlwyd — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — glewlwyd — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40818 CVE-2021-45379 CVE-2022-27240 CVE-2022-29967 CVE-2023-49208 CVE-2024-25715 Upstream summary: scheme/webauthn.c in Glewlwyd SSO server through 2.5.3 has a buffer overflow during FIDO2 signature validation in webauthn registration. Table of […]

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AlmaLinux 8 — mockito — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mockito — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:9318 Related CVEs: CVE-2019-10086 CVE-2025-48734 Upstream summary: The javapackages-tools packages provide macros and scripts to support Java packaging. Security Fix(es): * apache-commons-beanutils: does not suppresses the class property in PropertyUtilsBean by default […]

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How to Configure Nginx with ModSecurity WAF on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure Nginx with ModSecurity WAF on RHEL 9

ModSecurity as a dynamic Nginx module extends Nginx with WAF capabilities, blocking SQL injection, XSS, command injection, and hundreds of other attack patterns defined by the OWASP Core Rule Set. Unlike the Apache version which uses the stable mod_security2, the Nginx connector uses the newer libmodsecurity3 C++ library with a ngx_http_modsecurity_module connector. On RHEL 9, […]

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Debian 13 — yelp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — yelp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3533 CVE-2025-3155 Upstream summary: Format string vulnerability in the window_error function in yelp-window.c in yelp in Gnome after 2.19.90 and before 2.24 allows remote attackers to execute arbitrary […]

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