Package Management

Ubuntu 20.04 — c3p0 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — c3p0 — 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-5293-1 Related CVEs: CVE-2019-5427 Upstream summary: Aaron Massey discovered that c3p0 could be made to crash when parsing certain input. An attacker able to modify the application's XML configuration file […]

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Ubuntu 20.04 — rustc-1.77 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — rustc-1.77 — 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-8168-2 Related CVEs: CVE-2026-33056 Upstream summary: USN-8168-1 fixed a vulnerability in Rust. This update provides the corresponding update to Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu […]

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

Ubuntu 14.04 — walinuxagent — 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-3907-1 Related CVEs: CVE-2019-0804 Upstream summary: It was discovered that WALinuxAgent created swap files with incorrect permissions. A local attacker could possibly use this issue to obtain sensitive information from […]

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

Ubuntu 20.04 — speex — 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-5280-1 Related CVEs: CVE-2020-23903 Upstream summary: It was discovered that Speex incorrectly handled certain WAV files. An attacker could possibly use this issue to cause a denial of service. Table […]

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Ubuntu 14.04 — apache-log4j1.2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — apache-log4j1.2 — 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-7590-1 Related CVEs: CVE-2022-23305 CVE-2022-23302 CVE-2022-23307 Upstream summary: It was discovered that several deserialization issues existed within Apache Log4j. An attacker could possibly use these issues to enable the execution […]

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Ubuntu 14.04 — paramiko — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — paramiko — multiple vulnerabilities (2 CVEs) — 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-3796-1 Related CVEs: CVE-2018-1000805 CVE-2018-7750 Upstream summary: Daniel Hoffman discovered that Paramiko incorrectly handled authentication when being used as a server. A remote attacker could use this issue to bypass […]

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

Ubuntu 18.04 — snapcraft — 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-4661-1 Related CVEs: CVE-2020-27348 https://launchpad.net/bugs/1901572 Upstream summary: It was discovered that Snapcraft includes the current directory when configuring LD_LIBRARY_PATH for application commands. If a user were tricked into installing a […]

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Ubuntu 14.04 — libdbd-mysql-perl — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libdbd-mysql-perl — multiple vulnerabilities (7 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-7417-1 Related CVEs: CVE-2016-1249 CVE-2016-1251 CVE-2017-10788 CVE-2017-10789 CVE-2014-9906 CVE-2015-8949 CVE-2016-1246 Upstream summary: It was discovered that libdbd-mysql-perl did not correctly handle certain SQL queries. An attacker could possibly use this […]

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Ubuntu 22.04 — ceph — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ceph — multiple vulnerabilities (8 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-8045-1 Related CVEs: CVE-2024-31884 CVE-2024-47866 CVE-2024-48916 CVE-2023-43040 CVE-2021-3979 CVE-2022-0670 CVE-2022-3650 CVE-2022-3854 Upstream summary: Martin Schobert discovered that Ceph did not properly verify SSL certificates when using Pybind for secure mail […]

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

Ubuntu 20.04 — nltk — 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-8214-1 Related CVEs: CVE-2025-14009 CVE-2021-3842 CVE-2021-43854 CVE-2021-3828 Upstream summary: It was discovered that NLTK incorrectly handled file extraction when opening a maliciously crafted zip file. An attacker could possibly use […]

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