ubuntu

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

Ubuntu 18.04 — rake — 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-4295-1 Related CVEs: CVE-2020-8130 Upstream summary: It was discovered that Rake incorrectly handled certain files. An attacker could use this issue to possibly execute arbitrary commands. Table of contents Symptom […]

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

Ubuntu 18.04 — ruby-sidekiq — 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-7695-1 Related CVEs: CVE-2022-23837 CVE-2021-30151 Upstream summary: Anas Roubi discovered that Sidekiq did not correctly sanitize certain inputs. An attacker could possibly use this issue to execute a cross-site scripting […]

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

Ubuntu 14.04 — fop — 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-3281-1 Related CVEs: CVE-2017-5661 Upstream summary: Pierre Ernst discovered that Apache Fop incorrectly handled XML external entities. A remote attacker could possibly use this issue to obtain sensitive files from […]

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

Ubuntu 20.04 — libzstd — 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-4760-1 Related CVEs: CVE-2021-24031 CVE-2021-24032 Upstream summary: It was discovered that libzstd incorrectly handled file permissions. A local attacker could possibly use this issue to access certain files, contrary to […]

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

Ubuntu 20.04 — screen — 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-4747-1 Related CVEs: CVE-2021-26937 Upstream summary: Felix Weinmann discovered that GNU Screen incorrectly handled certain character sequences. A remote attacker could use this issue to cause GNU Screen to crash, […]

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Ubuntu 14.04 — libksba — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libksba — multiple vulnerabilities (9 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-5787-2 Related CVEs: CVE-2022-47629 CVE-2022-3515 CVE-2016-4353 CVE-2016-4354 CVE-2016-4355 CVE-2016-4356 CVE-2016-4574 CVE-2016-4579  +1 more Upstream summary: USN-5787-1 fixed vulnerabilities in Libksba. This update provides the corresponding updates for Ubuntu 16.04 ESM […]

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

Ubuntu 22.04 — perl — 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-7678-1 Related CVEs: CVE-2025-40909 CVE-2024-56406 CVE-2022-48522 CVE-2023-47038 CVE-2023-31484 CVE-2020-16156 Upstream summary: It was discovered that Perl threads incorrectly handled certain file operations. A local attacker could possibly use this issue […]

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Ubuntu 14.04 — pcsc-lite — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — pcsc-lite — 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-3176-1 Related CVEs: CVE-2016-10109 Upstream summary: Peter Wu discovered that the PC/SC service did not correctly handle certain resources. A local attacker could use this issue to cause PC/SC to […]

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Ubuntu 20.04 — subversion — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — subversion — multiple vulnerabilities (6 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-7818-2 Related CVEs: CVE-2024-46901 CVE-2018-11782 CVE-2019-0203 CVE-2020-17525 CVE-2021-28544 CVE-2022-24070 Upstream summary: USN-7818-1 fixed vulnerabilities in Apache Subversion. This update provides the corresponding update for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, […]

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Ubuntu 24.04 — net-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — net-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7537-2 Related CVEs: https://launchpad.net/bugs/2111912 CVE-2025-46836 Upstream summary: USN-7537-1 fixed a vulnerability in net-tools that caused a regression. This update fixes the problem. Original advisory details: It was discovered that net-tools […]

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