Fix Prevention

Ubuntu 16.04 — libphp-adodb — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libphp-adodb — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6825-1 Related CVEs: CVE-2016-4855 CVE-2016-7405 CVE-2021-3850 Upstream summary: It was discovered that the PDO driver in ADOdb was incorrectly handling string quotes. A remote attacker could possibly use this issue […]

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Ubuntu 14.04 — swift — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — swift — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3451-1 Related CVEs: CVE-2015-5223 CVE-2016-0737 CVE-2016-0738 CVE-2014-7960 CVE-2015-1856 CVE-2014-3497 Upstream summary: It was discovered that OpenStack Swift incorrectly handled tempurls. A remote authenticated user in possession of a tempurl key […]

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Ubuntu 18.04 — axis — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — axis — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6470-1 Related CVEs: CVE-2023-40743 Upstream summary: It was discovered that Axis incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]

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Ubuntu 22.04 — libpng1.6 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libpng1.6 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8251-1 Related CVEs: CVE-2026-33416 CVE-2026-34757 CVE-2026-33636 CVE-2026-25646 CVE-2026-22695 CVE-2025-66293 CVE-2026-22801 CVE-2025-64720  +3 more Upstream summary: It was discovered that libpng incorrectly handled memory when processing certain PNG files. If a […]

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Ubuntu 18.04 — pdns — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pdns — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7203-1 Related CVEs: CVE-2018-1046 CVE-2018-10851 CVE-2018-14626 CVE-2018-14644 CVE-2020-17482 CVE-2022-27227 Upstream summary: Wei Hao discovered that PowerDNS Authoritative Server incorrectly handled memory when accessing certain files. An attacker could possibly use […]

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Ubuntu 20.04 — libspreadsheet-parsexlsx-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libspreadsheet-parsexlsx-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6769-1 Related CVEs: CVE-2024-22368 CVE-2024-23525 Upstream summary: Le Dinh Hai discovered that Spreadsheet::ParseXLSX did not properly manage memory during cell merge operations. An attacker could possibly use this issue to […]

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Ubuntu 22.04 — python-idna — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-idna — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6780-1 Related CVEs: CVE-2024-3651 Upstream summary: Guido Vranken discovered that idna did not properly manage certain inputs, which could lead to significant resource consumption. An attacker could possibly use this […]

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Ubuntu 18.04 — plib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — plib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6353-1 Related CVEs: CVE-2021-38714 Upstream summary: Wooseok Kang discovered that PLIB did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted TGA […]

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Ubuntu 22.04 — libspreadsheet-parsexlsx-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libspreadsheet-parsexlsx-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6769-1 Related CVEs: CVE-2024-22368 CVE-2024-23525 Upstream summary: Le Dinh Hai discovered that Spreadsheet::ParseXLSX did not properly manage memory during cell merge operations. An attacker could possibly use this issue to […]

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Ubuntu 16.04 — linux-oracle — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — linux-oracle — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8267-1 Related CVEs: CVE-2024-27388 CVE-2024-46777 CVE-2024-46816 CVE-2024-49938 CVE-2024-50008 CVE-2024-50142 CVE-2025-21735 CVE-2025-37849  +12 more Upstream summary: Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module (LSM). An […]

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