February 2026 - Page 99 of 176

FreeBSD 15 — tinc-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — tinc-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tinc — Buffer overflow Related CVEs: CVE-2018-16737 CVE-2018-16738 CVE-2018-16758 Upstream summary: tinc-vpn.org reports: The authentication protocol allows an oracle attack that could potentially be exploited. If a man-in-the-middle has intercepted […]

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FreeBSD 15 — postgresql95-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — postgresql95-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgresSQL — TYPE in pg_temp execute arbitrary SQL during `SECURITY DEFINER` execution Related CVEs: CVE-2016-0766 CVE-2016-0773 CVE-2016-2193 CVE-2016-3065 CVE-2016-5423 CVE-2016-5424 CVE-2017-15098 CVE-2017-15099  +12 more Upstream summary: The PostgreSQL project reports: […]

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Java Tutorial for Beginners – Write Your First Program

Java Tutorial for Beginners – Write Your First Program 2025–2026

If you’re looking for a clear Java tutorial for beginners, you’ve come to the right place — this guide walks you through writing, compiling, and running your very first Java program: the classic “Hello, World!” example. Java remains one of the most powerful, widely-used, and beginner-friendly languages in 2025–2026 — it powers Android apps, enterprise backends, big data tools (Hadoop, Spark), web servers (Spring Boot), desktop applications, games, and much more. Java’s biggest strengths for beginners are its strong typing, clear syntax, excellent error messages, massive community, and cross-platform nature: write once, run anywhere.

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FreeBSD 12 — 7-zip — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — 7-zip — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: 7-Zip — Multi-byte write heap buffer overflow in NCompress::NRar5::CDecoder Related CVEs: CVE-2025-53816 Upstream summary: [email protected] reports: 7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap […]

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Amazon Linux 2023 — kernel-livepatch-6.12.80-105.147 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.12.80-105.147 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-137 Related CVEs: CVE-2026-43284 CVE-2026-31431 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other […]

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Debian 13 — whois — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — whois — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0709 Upstream summary: Buffer overflow in the whois client, which is not setuid but is sometimes called from within CGI programs, may allow remote attackers to execute arbitrary […]

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AlmaLinux 8 — plexus-component-api — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — plexus-component-api — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:9318 Related CVEs: CVE-2019-10086 CVE-2025-48734 Upstream summary: The javapackages-tools packages provide macros and scripts to support Java packaging. Security Fix(es): * apache-commons-beanutils: does not suppresses the class property in PropertyUtilsBean by default […]

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Debian 13 — jansson — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jansson — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 February 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-6401 CVE-2016-4425 CVE-2020-36325 Upstream summary: Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial […]

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Alpine Linux edge — py3-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 5.2.14-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-django 5.2.14-r0 Related CVEs: CVE-2026-5766 CVE-2026-35192 CVE-2026-6907 CVE-2026-3902 CVE-2026-4277 CVE-2026-4292 CVE-2026-33033 CVE-2026-33034  +12 more Upstream summary: Alpine community repository for vedge ships py3-django 5.2.14-r0 which […]

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