Ubuntu 18.04

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

Ubuntu 18.04 — postorius — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 May 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5157-1 Related CVEs: CVE-2021-40347 Upstream summary: It was discovered that Postorius mishandled specially crafted input. An attacker could use this vulnerability that obtain sensitive information. Table of contents Symptom & […]

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How To Use PostgreSQL with Your Ruby on Rails Application on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Use PostgreSQL with Your Ruby on Rails Application on Ubuntu 18.04

A PostgreSQL database is a robust and flexible choice for your Ruby on Rails application. In this tutorial, you will set up a Ruby on Rails development environment connected to a PostgreSQL database on an Ubuntu 18.04 server. You will install and configure PostgreSQL, and then test your setup by creating a Rails application that uses PostgreSQL as its database server.

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Ubuntu 18.04 — libgcrypt20 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libgcrypt20 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 May 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5080-1 Related CVEs: CVE-2021-33560 CVE-2021-40528 CVE-2019-13627 CVE-2018-0495 Upstream summary: It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An attacker could possibly use this issue to recover sensitive information. Table […]

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Ubuntu 18.04 — klibc — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — klibc — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 May 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7959-1 Related CVEs: CVE-2016-9843 CVE-2016-9840 CVE-2016-9841 CVE-2018-25032 CVE-2022-37434 CVE-2021-31870 CVE-2021-31871 CVE-2021-31872  +1 more Upstream summary: It was discovered that zlib, vendored in klibc, did not properly handle integer arithmetic. An […]

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Ubuntu 18.04 — alpine — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — alpine — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 May 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7360-1 Related CVEs: CVE-2020-14929 CVE-2021-38370 CVE-2021-46853 Upstream summary: It was discovered that Alpine did not use a secure connection under certain circumstances. A remote attacker could possibly use this issue […]

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How To Implement Pagination in MySQL with PHP on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Implement Pagination in MySQL with PHP on Ubuntu 18.04

Pagination is the concept of constraining the number of returned rows in a recordset into separate, orderly pages to allow easy navigation between them, so when there is a large dataset you can configure your pagination to only return a specific number of rows on each page. In this tutorial, you’ll build a PHP script to connect to your database and introduce pagination to your script using the MySQL LIMIT clause.

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Ubuntu 18.04 — node-object-path — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-object-path — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 April 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5967-1 Related CVEs: CVE-2020-15256 CVE-2021-23434 CVE-2021-3805 Upstream summary: It was discovered that the set() method in object-path could be corrupted as a result of prototype pollution by sending a message […]

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

Ubuntu 18.04 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5078-1 Related CVEs: CVE-2021-41072 CVE-2021-40153 Upstream summary: Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. […]

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Ubuntu 18.04 — libhttp-daemon-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libhttp-daemon-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5520-1 Related CVEs: CVE-2022-31081 Upstream summary: It was discovered that HTTP-Daemon incorrectly handled certain crafted requests. A remote attacker could possibly use this issue to perform an HTTP Request Smuggling […]

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