Linux

Common Problems 114493

RHEL 9 subscription-manager reports unknown or invalid status

🟡 Medium   ⏱ 5–30 min  Last verified: 22 September 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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Debian 13 — php-crypt-gpg — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — php-crypt-gpg — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-24953 Upstream summary: The Crypt_GPG extension before 1.6.7 for PHP does not prevent additional options in GPG calls, which presents a risk for certain environments and GPG versions. Table […]

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Debian 13 — libcgi-session-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libcgi-session-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-1279 CVE-2006-1280 Upstream summary: CGI::Session 4.03-1 allows local users to overwrite arbitrary files via a symlink attack on temporary files used by (1) Driver::File, (2) Driver::db_file, and possibly […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 22 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1297 CVE-2014-9274 CVE-2014-9275 CVE-2016-10091 CVE-2025-65410 CVE-2025-65411 Upstream summary: Buffer overflow in the process_font_table function in convert.c for unrtf 0.19.3 allows remote attackers to execute arbitrary code via a […]

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Debian 13 — libowasp-antisamy-java — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libowasp-antisamy-java — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10006 CVE-2017-14735 CVE-2021-35043 CVE-2022-28366 CVE-2022-28367 CVE-2023-43643 CVE-2024-23635 Upstream summary: In OWASP AntiSamy before 1.5.5, by submitting a specially crafted input (a tag that supports style with active content), […]

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Debian 13 — id3lib3.8.3 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — id3lib3.8.3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4460 Upstream summary: The RenderV2ToFile function in tag_file.cpp in id3lib (aka libid3) 3.8.3 allows local users to overwrite arbitrary files via a symlink attack on a temporary file […]

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Alpine Linux 3.20 — pcre — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — pcre — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 8.44-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pcre 8.44-r0 Related CVEs: CVE-2020-14155 CVE-2017-7186 CVE-2017-11164 CVE-2017-16231 Upstream summary: Alpine main repository for vv3.20 ships pcre 8.44-r0 which addresses CVE-2020-14155. Table of contents Symptom […]

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Ubuntu 24.04 — graphicsmagick — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — graphicsmagick — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7433-1 Related CVEs: CVE-2025-27795 CVE-2025-27796 Upstream summary: It was discovered that GraphicsMagick did not properly limit image dimensions, which could lead to excessive memory consumption. An attacker could possibly use […]

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How to Run Ansible Playbooks Against Debian 13 Hosts — step-by-step Debian 13 tutorial on Progressive Robot

How to Run Ansible Playbooks Against Debian 13 Hosts

Introduction How to Run Ansible Playbooks Against Debian 13 Hosts is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie 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. […]

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Ubuntu 18.04 — libraw — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libraw — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 September 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7485-1 Related CVEs: CVE-2025-43961 CVE-2025-43962 CVE-2025-43963 CVE-2025-43964 CVE-2020-15503 CVE-2020-35530 CVE-2020-35531 CVE-2020-35532  +12 more Upstream summary: It was discovered that LibRaw could be made to read out of bounds. An attacker […]

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