ubuntu

Ubuntu 20.04 — libpano13 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libpano13 — 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-6163-1 Related CVEs: CVE-2021-20307 CVE-2021-33293 Upstream summary: It was discovered that pano13 did not properly validate the prefix provided for PTcrop's output. An attacker could use this issue to cause […]

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Ubuntu 14.04 — libx11 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libx11 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6407-2 Related CVEs: CVE-2023-43785 CVE-2023-43786 CVE-2023-43787 CVE-2023-3138 CVE-2021-31535 CVE-2020-14344 CVE-2020-14363 CVE-2016-7942  +4 more Upstream summary: USN-6407-1 fixed several vulnerabilities in libx11. This update provides the corresponding update for Ubuntu 14.04 […]

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Ubuntu 14.04 — sox — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — sox — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6345-1 Related CVEs: CVE-2023-32627 CVE-2021-33844 CVE-2019-13590 CVE-2021-23159 CVE-2021-23172 CVE-2021-23210 CVE-2021-3643 CVE-2021-40426  +2 more Upstream summary: It was discovered that SoX incorrectly handled certain inputs. If a user or an automated […]

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Ubuntu 16.04 — python-urllib3 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-urllib3 — multiple vulnerabilities (10 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-7599-1 Related CVEs: CVE-2025-50182 CVE-2025-50181 CVE-2024-37891 CVE-2018-25091 CVE-2023-43804 CVE-2023-45803 CVE-2020-26137 CVE-2018-20060  +2 more Upstream summary: Jacob Sandum discovered that urllib3 handled redirects even when they were explicitly disabled while using […]

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Ubuntu 14.04 — libspreadsheet-parseexcel-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libspreadsheet-parseexcel-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6781-1 Related CVEs: CVE-2023-7101 Upstream summary: Le Dinh Hai discovered that Spreadsheet::ParseExcel was passing unvalidated input from a file into a string-type "eval". An attacker could craft a malicious file […]

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

Ubuntu 16.04 — wireshark — 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-7552-1 Related CVEs: CVE-2021-4185 CVE-2022-0582 CVE-2022-0586 CVE-2022-3190 CVE-2021-4182 CVE-2022-0585 CVE-2021-39929 CVE-2021-4186  +12 more Upstream summary: It was discovered that Wireshark did not correctly handle recursion. If a user or system […]

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Ubuntu 18.04 — xorg-server-hwe-18.04 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — xorg-server-hwe-18.04 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7573-2 Related CVEs: CVE-2025-49175 CVE-2025-49176 CVE-2025-49178 CVE-2025-49179 CVE-2025-49180 CVE-2025-26594 CVE-2025-26595 CVE-2025-26596  +12 more Upstream summary: USN-7573-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 […]

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Ubuntu 20.04 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7469-3 Related CVEs: CVE-2023-44487 CVE-2023-30588 CVE-2023-30589 CVE-2023-30590 CVE-2023-23919 CVE-2023-23920 CVE-2023-2650 CVE-2022-32212  +12 more Upstream summary: USN-7469-1 fixed a vulnerability in Apache Traffic Server. This update provides the corresponding updates for […]

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Ubuntu 22.04 — libreoffice — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libreoffice — multiple vulnerabilities (17 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-7504-1 Related CVEs: CVE-2025-2866 CVE-2025-1080 CVE-2024-12425 CVE-2024-12426 CVE-2024-7788 CVE-2024-6472 CVE-2024-3044 CVE-2023-6185  +9 more Upstream summary: Juraj Šarinay discovered that LibreOffice incorrectly handled verifying PDF signatures. A remote attacker could possibly […]

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Ubuntu 20.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7334-1 Related CVEs: CVE-2025-1931 CVE-2025-1932 CVE-2025-1933 CVE-2025-1934 CVE-2025-1935 CVE-2025-1936 CVE-2025-1937 CVE-2025-1942  +12 more Upstream summary: Multiple security issues were discovered in Firefox. If a user were tricked into opening a […]

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