Operations

Debian 11 — zsh — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — zsh — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-6209 CVE-2014-10070 CVE-2014-10071 CVE-2014-10072 CVE-2016-10714 CVE-2017-18205 CVE-2017-18206 CVE-2018-0502  +8 more Upstream summary: Util/difflog.pl in zsh 4.3.4 allows local users to overwrite arbitrary files via a symlink attack on […]

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AlmaLinux 8 — gcc-toolset-12-binutils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gcc-toolset-12-binutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:2873 Related CVEs: CVE-2022-4285 Upstream summary: The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar, as, gprof, […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 1 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-4505 CVE-2012-5580 CVE-2020-25219 CVE-2020-26154 Upstream summary: Heap-based buffer overflow in the px_pac_reload function in lib/pac.c in libproxy 0.2.x and 0.3.x allows remote servers to have an unspecified impact […]

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Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9653)

🟠 High   ⏱ 15–60 min  Last verified: 1 January 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9653 Related CVEs: CVE-2022-34169 CVE-2022-21541 CVE-2022-25647 CVE-2022-21549 CVE-2022-21540 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Common Problems 117068

Ubuntu 22.04 LTS – root filesystem full causes service failures – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 December 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]

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IBM AIX 7.3 — CVE-1999-0022 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0022 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 31 December 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0022, IBM PSIRT advisory page CVE: CVE-1999-0022 NVD summary: Local user gains root privileges via buffer overflow in rdist, via expstr() function. References: sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=col   sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=col Table of contents Symptom & Impact […]

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IBM AIX 7.3 — CVE-2021-29816 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-29816 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 31 December 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-29816, IBM Support Bulletin CVE: CVE-2021-29816 NVD summary: IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI is vulnerable to cross-site request forgery which could allow an attacker to execute malicious […]

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Debian 11 — libnet-cidr-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libnet-cidr-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-4456 Upstream summary: Net::CIDR versions before 0.24 for Perl mishandle leading zeros in IP CIDR addresses, which may have unspecified impact. The functions `addr2cidr` and `cidrlookup` may return […]

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How to Use netboot for Diskless Clients on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Use netboot for Diskless Clients 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 use netboot for diskless clients on IBM AIX 7.3 […]

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