Logging Monitoring

Debian 13 — rubygems — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rubygems — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-2125 CVE-2012-2126 CVE-2013-4287 CVE-2013-4363 CVE-2017-0899 CVE-2017-0900 CVE-2017-0901 CVE-2017-0902  +12 more Upstream summary: RubyGems before 1.8.23 can redirect HTTPS connections to HTTP, which makes it easier for remote attackers […]

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

Debian 13 — pen — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-2387 Upstream summary: Pen 0.18.0 has Insecure Temporary File Creation vulnerabilities Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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

Debian 13 — sdcc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other products, attempts to […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0012 CVE-2009-2294 Upstream summary: Format string vulnerability in the a_Interface_msg function in Dillo before 0.8.3-r4 allows remote attackers to execute arbitrary code via format string specifiers in a […]

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AlmaLinux 8 — perl-Data-Section — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Data-Section — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

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Debian 13 — system-tools-backends — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — system-tools-backends — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-6792 Upstream summary: system-tools-backends before 2.6.0-1ubuntu1.1 in Ubuntu 8.10, as used by "Users and Groups" in GNOME System Tools, hashes account passwords with 3DES and consequently limits effective […]

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Debian 12 — commons-configuration — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — commons-configuration — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-46392 Upstream summary: Uncontrolled Resource Consumption vulnerability in Apache Commons Configuration 1.x. There are a number of issues in Apache Commons Configuration 1.x that allow excessive resource consumption […]

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Amazon Linux 2 — gnutls — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — gnutls — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2025-2969 Related CVEs: CVE-2025-32990 CVE-2024-12243 CVE-2018-10844 CVE-2018-10845 CVE-2018-10846 Upstream summary: A heap-buffer-overflow (off-by-one) flaw was found in the GnuTLS software in the template parsing logic within the certtool utility. When […]

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Common Problems 114627

RHEL 9 HTTP Service Reachable Locally but Blocked Externally

🟡 Medium   ⏱ 5–30 min  Last verified: 17 December 2025 📖 ~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 […]

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SLES 16 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 December 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:1100-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8908 CVE-2023-2976 Upstream summary: A temp directory creation vulnerability exists in all versions of Guava, allowing an attacker with access to the machine to potentially […]

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