ubuntu

Ubuntu 20.04 — php-twig — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — php-twig — multiple vulnerabilities (5 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-7456-1 Related CVEs: CVE-2024-45411 CVE-2024-51754 CVE-2019-9942 CVE-2022-23614 CVE-2022-39261 Upstream summary: Fabien Potencier discovered that Twig did not run sandbox security checks in some circumstances. An attacker could possibly use this […]

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Ubuntu 14.04 — lcms2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — lcms2 — multiple vulnerabilities (3 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-3770-1 Related CVEs: CVE-2016-10165 CVE-2018-16435 CVE-2013-7455 Upstream summary: Ibrahim El-Sayed discovered that Little CMS incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of […]

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Ubuntu 18.04 — node-json5 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-json5 — 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-6758-1 Related CVEs: CVE-2022-46175 Upstream summary: It was discovered that the JSON5 parse method incorrectly handled the parsing of keys named \_\_proto\_\_. An attacker could possibly use this issue to […]

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Ubuntu 20.04 — stunnel4 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — stunnel4 — 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-6901-1 Related CVEs: CVE-2021-20230 Upstream summary: It was discovered that stunnel did not properly validate client certificates when configured to use both the redirect and verifyChain options. A remote attacker […]

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

Ubuntu 14.04 — pyyaml — 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-2461-3 Related CVEs: CVE-2014-9130 Upstream summary: Stanisław Pitucha and Jonathan Gray discovered that PyYAML did not properly handle wrapped strings. An attacker could create specially crafted YAML data to trigger […]

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Ubuntu 14.04 — procps — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — procps — multiple vulnerabilities (5 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-3658-1 Related CVEs: CVE-2018-1122 CVE-2018-1123 CVE-2018-1124 CVE-2018-1125 CVE-2018-1126 Upstream summary: It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local […]

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Ubuntu 22.04 — gtk+3.0 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gtk+3.0 — 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-6899-1 Related CVEs: CVE-2024-6655 Upstream summary: It was discovered that GTK would attempt to load modules from the current directory, contrary to expectations. If users started GTK applications from shared […]

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

Ubuntu 18.04 — tinyxml — 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-6612-1 Related CVEs: CVE-2023-34194 CVE-2021-42260 Upstream summary: It was discovered that TinyXML incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]

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Ubuntu 16.04 — amd64-microcode — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — amd64-microcode — multiple vulnerabilities (4 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-7077-1 Related CVEs: CVE-2023-31315 CVE-2023-20569 CVE-2023-20593 CVE-2017-5715 Upstream summary: Enrique Nissim and Krzysztof Okupski discovered that some AMD processors did not properly restrict access to the System Management Mode (SMM) […]

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Ubuntu 22.04 — plasma-workspace — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — plasma-workspace — 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-6843-1 Related CVEs: CVE-2024-36041 Upstream summary: Fabian Vogt discovered that Plasma Workspace incorrectly handled connections via ICE. A local attacker could possibly use this issue to gain access to another […]

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