Fix Prevention

Ubuntu 18.04 — less — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — less — multiple vulnerabilities (2 CVEs) — 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-6756-1 Related CVEs: CVE-2024-32487 CVE-2022-48624 Upstream summary: It was discovered that less mishandled newline characters in file names. If a user or automated system were tricked into opening specially crafted […]

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Ubuntu 20.04 — pymongo — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — pymongo — vulnerability — 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-6904-1 Related CVEs: CVE-2024-5629 Upstream summary: It was discovered that PyMongo incorrectly handled certain BSON. An attacker could possibly use this issue to read sensitive information or cause a crash. […]

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

Ubuntu 16.04 — tinyproxy — 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-7190-1 Related CVEs: CVE-2023-49606 CVE-2022-40468 CVE-2017-11747 Upstream summary: It was discovered that Tinyproxy did not properly manage memory during the parsing of HTTP connection headers. An attacker could use this […]

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Ubuntu 18.04 — org-mode — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — org-mode — multiple vulnerabilities (4 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-7375-1 Related CVEs: CVE-2023-28617 CVE-2024-30202 CVE-2024-30205 CVE-2024-39331 Upstream summary: It was discovered that Org Mode did not correctly handle filenames containing shell metacharacters. An attacker could possibly use this issue […]

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Ubuntu 20.04 — org-mode — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — org-mode — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7375-1 Related CVEs: CVE-2023-28617 CVE-2024-30202 CVE-2024-30205 CVE-2024-39331 Upstream summary: It was discovered that Org Mode did not correctly handle filenames containing shell metacharacters. An attacker could possibly use this issue […]

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

Ubuntu 22.04 — freetype — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7352-1 Related CVEs: CVE-2025-27363 CVE-2023-2004 CVE-2022-27404 CVE-2022-27405 CVE-2022-27406 CVE-2022-31782 Upstream summary: It was discovered that FreeType incorrectly handled certain memory operations when parsing font subglyph structures. A remote attacker could […]

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Ubuntu 16.04 — ca-certificates — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ca-certificates — multiple vulnerabilities (9 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-7034-2 Related CVEs: https://launchpad.net/bugs/2081875 https://launchpad.net/bugs/ https://launchpad.net/bugs/XXXXXX https://launchpad.net/bugs/1976631 https://launchpad.net/bugs/1944481 https://launchpad.net/bugs/1914064 https://launchpad.net/bugs/1900727 https://launchpad.net/bugs/1881533  +1 more Upstream summary: USN-7034-1 updated ca-certificates. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu […]

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Ubuntu 14.04 — serf — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — serf — 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-2315-1 Related CVEs: CVE-2014-3504 Upstream summary: Ben Reser discovered that serf did not correctly handle SSL certificates with NUL bytes in the CommonName or SubjectAltNames fields. A remote attacker could […]

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Ubuntu 20.04 — restrictedpython — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — restrictedpython — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7355-1 Related CVEs: CVE-2023-37271 CVE-2023-41039 CVE-2024-47532 CVE-2025-22153 Upstream summary: Nakul Choudhary and Robert Xiao discovered that RestrictedPython did not properly sanitize certain inputs. An attacker could possibly use this issue […]

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