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

FreeBSD 15 — xwayland — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xwayland — Multiple vulnerabilities Related CVEs: CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183  +12 more Upstream summary: X.Org project reports: Multiple issues have been found in the X server […]

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Debian 13 — exim4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — exim4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1381 CVE-2004-0399 CVE-2004-0400 CVE-2005-0021 CVE-2005-0022 CVE-2010-2023 CVE-2010-2024 CVE-2010-4344  +12 more Upstream summary: Format string vulnerability in daemon.c for Exim 4.x through 4.10, and 3.x through 3.36, allows exim […]

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NetBSD 10.0 — py-ply — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-ply — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-56005 Upstream summary: pkgsrc audit-packages flagged py{27,310,311,312,313,314}-ply-[0-9]* for vulnerability class 'code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-56005 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Set Resource Limits with /etc/security/limits.conf on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Set Resource Limits with /etc/security/limits.conf on RHEL 10

Introduction This tutorial demonstrates how to Set Resource Limits with /etc/security/limits.conf on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream […]

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FreeBSD 15 — qemu-user-static — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — qemu-user-static — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qemu — denial of service vulnerability in Rocker switch emulation Related CVEs: CVE-2015-3214 CVE-2015-5154 CVE-2015-5158 CVE-2015-5165 CVE-2015-5166 CVE-2015-5225 CVE-2015-5239 CVE-2015-5278  +12 more Upstream summary: Prasad J Pandit, Red Hat Product […]

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FreeBSD 15 — powerdns_recursor — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — powerdns_recursor — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: powerdns-recursor — cache pollution Related CVEs: CVE-2025-59023 CVE-2025-59024 Upstream summary: PowerDNS Team reports: It has been brought to our attention that the Recursor does not apply strict enough validation of […]

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AlmaLinux 9 — grub2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — grub2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:2867 Related CVEs: CVE-2025-0624 CVE-2021-3695 CVE-2021-3696 CVE-2021-3697 CVE-2022-28733 CVE-2022-28734 CVE-2022-28735 CVE-2022-28736  +12 more Upstream summary: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and […]

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