Linux

Oracle Linux 9 — dtrace — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — dtrace — vulnerability — patch and remediation guide (ELSA-2026-50250)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50250 Related CVEs: CVE-2026-21996 CVE-2026-35233 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 10 — sudo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — sudo — vulnerability — patch and remediation guide (ELSA-2026-10758)

🟠 High   ⏱ 15–60 min  Last verified: 10 April 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-10758 Related CVEs: CVE-2026-35535 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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openSUSE Leap 15.6 — python311-Jinja2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — python311-Jinja2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14997-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-56201 CVE-2024-56326 CVE-2025-27516 CVE-2024-22195 CVE-2024-34064 Upstream summary: Jinja is an extensible templating engine. In versions on the 3.x branch prior to 3.1.5, a bug […]

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SLES 15 — libsndfile1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libsndfile1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 10 April 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:14769-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-3246 CVE-2025-52194 CVE-2026-37555 CVE-2022-33065 CVE-2018-13139 CVE-2021-4156 CVE-2009-0186 CVE-2011-2696  +12 more Upstream summary: A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile 1.0.30 allows attackers to […]

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SLES 16 — icu — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — icu — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SA:2008:023 (see also SUSE bugzilla) Related CVEs: CVE-2007-4770 CVE-2020-10531 CVE-2025-5222 CVE-2008-1036 CVE-2020-21913 CVE-2007-4771 Upstream summary: libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent […]

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Red Hat Enterprise Linux 8 — python3 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — python3 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19590 Related CVEs: CVE-2026-4786 CVE-2026-6100 CVE-2026-4519 CVE-2025-15366 CVE-2025-15367 CVE-2026-1299 CVE-2025-0938 CVE-2025-12084  +1 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Common Problems 114089

RHEL 10 – dnf-automatic timer enabled but no unattended updates are applied – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 9 April 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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Amazon Linux 2023 — postgresql17 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — postgresql17 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1457 Related CVEs: CVE-2026-2003 CVE-2026-2004 CVE-2026-2005 CVE-2026-2006 CVE-2012-0868 CVE-2017-7484 CVE-2019-10130 CVE-2024-21096  +6 more Upstream summary: Improper validation of type "oidvector" in PostgreSQL allows a database user to disclose a few […]

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Debian 13 — libphp-phpmailer — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libphp-phpmailer — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1807 CVE-2007-3215 CVE-2015-8476 CVE-2016-10033 CVE-2017-11503 CVE-2017-5223 CVE-2018-19296 CVE-2020-13625  +2 more Upstream summary: The Data function in class.smtp.php in PHPMailer 1.7.2 and earlier allows remote attackers to cause a […]

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

Debian 13 — octavia — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-17134 Upstream summary: Amphora Images in OpenStack Octavia >=0.10.0 <2.1.2, >=3.0.0 <3.2.0, >=4.0.0 <4.1.0 allows anyone with access to the management network to bypass client-certificate based authentication and retrieve […]

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