May 2021 - Page 68 of 69

FreeBSD 13 — ncurses — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ncurses — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ncurses — multiple issues Related CVEs: CVE-2017-13728 CVE-2017-13729 CVE-2017-13730 CVE-2017-13731 CVE-2017-13732 CVE-2017-13733 CVE-2017-13734 Upstream summary: ncurses developers reports: There are multiple illegal address access issues and an infinite loop issue. […]

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What is systemd? — step-by-step DevOps tutorial on Progressive Robot

What is systemd?

Many Linux distributions use systemd to manage system settings and services. systemd organizes tasks into components called units, and groups of units into targets, that can be used to create dependencies on other system services and resources. systemd can start units and targets…

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FreeBSD 13 — ghostscript9-nox — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ghostscript9-nox — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ghostscript — denial of service (crash) via crafted Postscript files Related CVEs: CVE-2015-3228 Upstream summary: MITRE reports: Integer overflow in the gs_heap_alloc_bytes function in base/gsmalloc.c in Ghostscript 9.15 and earlier […]

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FreeBSD 13 — vim+ruby — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — vim+ruby — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: vim — vulnerabilities in modeline handling: glob, expand Related CVEs: CVE-2004-1138 CVE-2005-2368 Upstream summary: Georgi Guninski discovered a way to construct Vim modelines that execute arbitrary shell commands. The vulnerability […]

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How to Set Up Loki and Promtail for Log Aggregation on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up Loki and Promtail for Log Aggregation on RHEL 8

Loki is a horizontally scalable, highly available log aggregation system designed by Grafana Labs to index only metadata rather than full log content, making it extremely cost-efficient compared to Elasticsearch-based stacks. Promtail is the companion agent that tails local log files, attaches labels, and ships entries to Loki over HTTP. In this tutorial you will […]

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FreeBSD 13 — kaffeine — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — kaffeine — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kaffeine — buffer overflow vulnerability Related CVEs: CVE-2006-0051 Upstream summary: The KDE team reports: Kaffeine can produce a buffer overflow in http_peek() while creating HTTP request headers for fetching remote […]

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FreeBSD 12 — darkhttpd — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — darkhttpd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: darkhttpd — DOS vulnerability Related CVEs: CVE-2020-25691 Upstream summary: Mitre reports: flaw was found in darkhttpd. Invalid error handling allows remote attackers to cause denial-of-service by accessing a file with […]

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Java 15 Features — step-by-step Programming tutorial on Progressive Robot

Java 15 Features

URL: https://www.progressiverobot.com/java-15-features/ Keeping up with the six-month cycle tradition, after the release of [Java 14](/community/tutorials/java-14-features#5-text-blocks-preview) on March 17, 2020, we now have Java 15, the next non-LTS version rolling out on September 15, 2020. Java 15 Features Here's a quick look at features that are a part of Java 15: Sealed Classes (Preview) – JEP […]

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Ubuntu 20.04 — libspf2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libspf2 — multiple vulnerabilities (3 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-6584-1 Related CVEs: CVE-2021-20314 CVE-2021-33912 CVE-2021-33913 Upstream summary: Philipp Jeitner and Haya Shulman discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into […]

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