🟠 High ⏱ 5–30 min Last verified: 16 April 2022 Affected versions: Debian 11 📖 ~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 & […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2022:0290 Related CVEs: CVE-2021-4104 CVE-2022-23302 CVE-2022-23305 CVE-2022-23307 Upstream summary: Parfait is a Java performance monitoring library that collects metrics and exposes them through a variety of outputs. It provides APIs for extracting […]
🟢 Low ⏱ 5–15 min Last verified: 16 April 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4913-1 Related CVEs: CVE-2021-23358 Upstream summary: It was discovered that Underscore incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary code. Table of contents Symptom […]
🟢 Low ⏱ 5–15 min Last verified: 16 April 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5325-1 Related CVEs: CVE-2019-20044 CVE-2021-45444 Upstream summary: Sam Foxman discovered that Zsh incorrectly handled certain inputs. An attacker could possibly use this issue to regain dropped privileges. (CVE-2019-20044) It was […]
🟢 Low ⏱ 5–15 min Last verified: 16 April 2022 Affected versions: CentOS Stream 9 📖 ~4 min read • Source: AlmaLinux/RHEL advisory ALSA-2022:7959 Related CVEs: CVE-2022-2211 Upstream summary: guestfs-tools is a set of tools that can be used to make batch configuration changes to guests, get disk used/free statistics, perform backups and guest […]
🟠 High ⏱ 15–60 min Last verified: 16 April 2022 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-2238 Related CVEs: CVE-2021-3560 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction Deploying configure strongswan ipsec on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian 11 […]
🔴 Critical ⏱ 15–90 min Last verified: 16 April 2022 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2019:695-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-1283 CVE-2022-1586 CVE-2019-20838 CVE-2017-6004 CVE-2020-14155 CVE-2014-8964 CVE-2015-3217 CVE-2017-7186 +4 more Upstream summary: The pcre_compile2 function in pcre_compile.c in PCRE 8.38 mishandles the /((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R))))))/ pattern and […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2-2023-1976 Related CVEs: CVE-2022-25857 CVE-2022-38750 CVE-2022-38751 CVE-2022-38752 Upstream summary: The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying configure nginx as a reverse proxy on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Nginx as a Reverse Proxy on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, […]
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