Operations

Oracle Linux 8 — pcre2 security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pcre2 security and — enhancement update — new behaviour and fixes (ELSA-2020-4539)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4539 Related CVEs: CVE-2019-20454 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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FreeBSD 13 — ar-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ar-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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FreeBSD 13 — abiword — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — abiword — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: abiword, koffice — stack based buffer overflow vulnerabilities Related CVEs: CAN-2005-2972 Upstream summary: Chris Evans reports that AbiWord is vulnerable to multiple stack-based buffer overflow vulnerabilities. This is caused by […]

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How to Install SAP NetWeaver on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Install SAP NetWeaver on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to install sap netweaver on IBM AIX 7.3 with practical […]

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FreeBSD 13 — distcc — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — distcc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: distcc — incorrect parsing of IP access control rules Related CVEs: CVE-2004-0601 Upstream summary: Fix bug that might cause IP-based access control rules not to be interpreted correctly on 64-bit […]

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Debian 11 — duo-unix — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — duo-unix — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-12135 Upstream summary: bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values. In particular, the bson_ensure_space() parameter bytesNeeded could have an […]

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Debian 11 — nmap — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nmap — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-4885 CVE-2017-18594 CVE-2018-1000161 CVE-2018-15173 Upstream summary: The http-domino-enum-passwords.nse script in NMap before 6.40, when domino-enum-passwords.idpath is set, allows remote servers to upload "arbitrarily named" files via a crafted […]

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Common Problems 120699

Debian 11 – Fail2ban blocks internal monitoring and trusted hosts

🟡 Medium   ⏱ 5–30 min  Last verified: 14 August 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 & […]

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Debian 11 — db5.3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — db5.3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-10140 CVE-2019-8457 Upstream summary: Postfix before 2.11.10, 3.0.x before 3.0.10, 3.1.x before 3.1.6, and 3.2.x before 3.2.2 might allow local users to gain privileges by leveraging undocumented functionality […]

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