chris

Ubuntu 20.04 — python-flask-cors — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-flask-cors — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 April 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7612-1 Related CVEs: CVE-2024-6839 CVE-2024-6866 CVE-2024-6844 CVE-2024-6221 CVE-2024-1681 CVE-2020-25032 Upstream summary: It was discovered that Flask-CORS did not correctly handle certain regular expressions. A remote attacker could possibly use this […]

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Alpine Linux 3.20 — traceroute — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — traceroute — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.1.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — traceroute 2.1.3-r0 Related CVEs: CVE-2023-46316 Upstream summary: Alpine community repository for vv3.20 ships traceroute 2.1.3-r0 which addresses CVE-2023-46316. Table of contents Symptom & Impact Environment […]

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SLES 15 — socat — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — socat — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 April 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:10353 (see also SUSE bugzilla) Related CVEs: CVE-2024-54661 CVE-2013-3571 CVE-2014-0019 Upstream summary: readline.sh in socat before1.8.0.2 relies on the /tmp/$USER/stderr2 file. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Alpine Linux 3.19 — lighthouse — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — lighthouse — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2.2.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — lighthouse 2.2.0-r0 Related CVEs: CVE-2022-0778 Upstream summary: Alpine community repository for vv3.19 ships lighthouse 2.2.0-r0 which addresses CVE-2022-0778. Table of contents Symptom & Impact Environment […]

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openSUSE Leap 15.6 — coreutils — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — coreutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02353-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-5278 Upstream summary: A flaw was found in GNU Coreutils. The sort utility's begfield() function is vulnerable to a heap buffer under-read. The program […]

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Alpine Linux 3.19 — podofo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — podofo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.9.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — podofo 0.9.7-r0 Related CVEs: CVE-2019-9199 CVE-2019-9687 CVE-2018-19532 CVE-2018-20751 CVE-2018-20797 CVE-2019-10723 CVE-2019-20093 CVE-2017-6848  +12 more Upstream summary: Alpine community repository for vv3.19 ships podofo 0.9.7-r0 which […]

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Oracle Linux 8 — unbound — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — unbound — vulnerability — patch and remediation guide (ELSA-2025-0837)

🟠 High   ⏱ 15–60 min  Last verified: 8 April 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-0837 Related CVEs: CVE-2024-1488 CVE-2024-8508 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 9 — libreoffice — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libreoffice — vulnerability — patch and remediation guide (ELSA-2024-4755)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 April 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4755 Related CVEs: CVE-2024-3044 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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Oracle Linux 9 — nodejs:22 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs:22 — vulnerability — patch and remediation guide (ELSA-2025-1613)

🟠 High   ⏱ 15–60 min  Last verified: 8 April 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1613 Related CVEs: CVE-2025-22150 CVE-2025-23083 CVE-2025-23085 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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openSUSE Leap 15.6 — libjxl0_8 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libjxl0_8 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0648-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-12474 Upstream summary: A specially-crafted file can cause libjxl's decoder to read pixel data from uninitialized (but allocated) memory. This can be done by […]

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