Linux

Ubuntu 24.04 — freerdp2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — freerdp2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 April 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8042-1 Related CVEs: CVE-2026-24675 CVE-2026-24682 CVE-2026-24679 CVE-2026-24681 CVE-2026-24683 CVE-2026-24684 CVE-2026-24680 CVE-2026-24491  +12 more Upstream summary: It was discovered that FreeRDP incorrectly handled memory under certain circumstances, which could lead to […]

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Debian 13 — libjackson-json-java — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libjackson-json-java — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 6, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-15095 CVE-2017-7525 CVE-2019-10172 Upstream summary: A deserialization flaw was discovered in the jackson-databind in versions before 2.8.10 and 2.9.1, which could allow an unauthenticated user to perform code […]

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Ubuntu 22.04 — cpp-httplib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — cpp-httplib — vulnerability — patch and remediation guide

  • April 6, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 6 April 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7962-1 Related CVEs: CVE-2025-66570 Upstream summary: It was discovered that cpp-httplib did not correctly handle HTTP headers. A remote attacker could possibly use this issue to bypass authorization and impersonate […]

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Oracle Linux 8 — python3.11 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3.11 — vulnerability — patch and remediation guide (ELSA-2025-10026)

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 April 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-10026 Related CVEs: CVE-2024-12718 CVE-2025-4330 CVE-2025-4138 CVE-2025-4517 CVE-2025-4435 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — python3.12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3.12 — vulnerability — patch and remediation guide (ELSA-2026-4463)

  • April 6, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 April 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-4463 Related CVEs: CVE-2025-15366 CVE-2025-15367 CVE-2026-0865 CVE-2026-1299 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Red Hat Enterprise Linux 7 — sudo — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 7

Red Hat Enterprise Linux 7 — sudo — vulnerability — patch and remediation guide

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 7 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:13895 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 […]

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CentOS Stream 9 — python3.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — python3.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 April 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:10745 Related CVEs: CVE-2026-4786 CVE-2026-6100 CVE-2026-4519 CVE-2024-12718 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4517  +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level […]

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

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

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02592-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-46569 CVE-2026-24122 CVE-2026-24137 CVE-2026-26958 CVE-2026-22703 CVE-2026-22772 CVE-2026-23991 CVE-2026-23992  +8 more Upstream summary: Open Policy Agent (OPA) is an open source, general-purpose policy engine. Prior to […]

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Fedora 42 — nginx-mod-fancyindex — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — nginx-mod-fancyindex — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • April 6, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-38623b4fed Related CVEs: CVE-2026-42926 CVE-2026-42945 CVE-2026-42946 CVE-2026-42934 CVE-2026-40460 CVE-2026-40701 Upstream summary: nginx-mod-vts: – Rebuild for 1.30.1 nginx-mod-fancyindex: – Rebuild for 1.30.1 nginx-mod-naxsi: – Rebuild for 1.30.1 nginx-mod-headers-more: – Rebuild for 1.30.1 nginx-mod-brotli: […]

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AlmaLinux 10 — cups — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — cups — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • April 5, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:15701 Related CVEs: CVE-2025-58060 CVE-2025-58364 CVE-2025-58436 CVE-2025-61915 Upstream summary: The Common UNIX Printing System (CUPS) provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fix(es): * cups: Null […]

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