🟡 Medium ⏱ 5–30 min Last verified: 13 September 2021 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2021:4315 Related CVEs: CVE-2020-1946 Upstream summary: The SpamAssassin tool provides a way to reduce unsolicited commercial email (spam) from incoming email. Security Fix(es): * spamassassin: Malicious rule configuration files can be configured […]
🟢 Low ⏱ 5–15 min Last verified: 13 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2008-4987 Upstream summary: xastir 1.9.2 allows local users to overwrite arbitrary files via a symlink attack on the (a) /tmp/ldconfig.tmp, (b) /tmp/ldconf.tmp, and (c) /tmp/ld.so.conf temporary files, related […]
🟠 High ⏱ 15–60 min Last verified: 13 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2017-8842 CVE-2017-8843 CVE-2017-8844 CVE-2017-8845 CVE-2017-8846 CVE-2017-8847 CVE-2017-9928 CVE-2017-9929 +12 more Upstream summary: The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip 0.631 allows remote attackers to cause a […]
Introduction How to Use Makefile for Build Automation on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]
🟢 Low ⏱ 5–15 min Last verified: 13 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-2277 CVE-2016-10374 Upstream summary: The make_temporary_filename function in perltidy 20120701-1 and earlier allows local users to obtain sensitive information or write to arbitrary files via a symlink attack, […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2021:4172 Related CVEs: CVE-2021-3481 Upstream summary: Qt is a software toolkit for developing applications. The following packages have been upgraded to a later upstream version: adwaita-qt (1.2.1), python-qt5 (5.15.0), qgnomeplatform (0.7.1), qt5 […]
🟢 Low ⏱ 5–15 min Last verified: 13 September 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4925-1 Related CVEs: CVE-2021-28963 Upstream summary: Toni Huttunen and Fraktal Oy discovered that the Shibboleth Service provider allowed content injection due to allowing attacker-controlled parameters in error or other status […]
Introduction Deploying use docker volumes on freebsd 13 on a FreeBSD 13 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base […]
🟡 Medium ⏱ 10–30 min Last verified: 12 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2019-3582 Related CVEs: CVE-2019-3880 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
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