How to Configure Mandatory Access Control with SELinux Policies on RHEL 7 SELinux (Security-Enhanced Linux) is a mandatory access control (MAC) framework built into the Linux kernel and deeply integrated into RHEL 7. Unlike discretionary access control (DAC), which is based on user and group ownership, SELinux enforces fine-grained access rules based on security contexts […]
🟢 Low ⏱ 5–15 min Last verified: 29 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: libsamplerate — multiple vulnerabilities Related CVEs: CVE-2017-7697 Upstream summary: NVD reports: In libsamplerate before 0.1.9, a buffer over-read occurs in the calc_output_single function in src_sinc.c via a crafted audio file. […]
🟠 High ⏱ 5–30 min Last verified: 28 December 2019 Affected versions: Windows Server 2019 📖 ~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 […]
How to Set Up Remote Desktop Services Collections on Windows Server 2019 Remote Desktop Services Collections are logical groupings of RD Session Host servers in Windows Server 2019 that publish a common set of resources — either full session desktops or RemoteApp programs — to a defined group of users. Collections are managed centrally through […]
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure wireguard on ibm aix 7.1 on IBM AIX […]
🟢 Low ⏱ 5–15 min Last verified: 28 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: Apache httpd — denial of service in HTTP/2 Related CVEs: CVE-2016-8740 Upstream summary: mod_http2 reports: The Apache HTTPD web server (from 2.4.17-2.4.23) did not apply limitations on request headers correctly […]
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure i/o tuning with ioo on ibm aix 7.1 […]
🟢 Low ⏱ 5–15 min Last verified: 28 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: zhcon — unauthorized file access Related CVEs: CVE-2005-0072 Upstream summary: Martin Joey Schulze reports: Erik Sjöund discovered that zhcon, a fast console CJK system using the Linux framebuffer, accesses a […]
Introduction to DNSSEC on Windows Server 2019 DNSSEC (Domain Name System Security Extensions) adds cryptographic signatures to DNS records, allowing resolvers to verify that responses are authentic and have not been tampered with in transit. Without DNSSEC, a resolver has no way to distinguish a legitimate DNS response from a forged one injected by a […]
🟡 Medium ⏱ 10–30 min Last verified: 28 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: oniguruma — multiple vulnerabilities Related CVEs: CVE-2017-9224 CVE-2017-9226 CVE-2017-9227 CVE-2017-9228 Upstream summary: the PHP project reports: A stack out-of-bounds read occurs in match_at() during regular expression searching. A logical error […]
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