Package Management

Debian 12 — yubico-piv-tool — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — yubico-piv-tool — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-14779 CVE-2018-14780 CVE-2020-13131 CVE-2020-13132 Upstream summary: A buffer overflow issue was discovered in the Yubico-Piv 1.5.0 smartcard driver. The file lib/ykpiv.c contains the following code in the function […]

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Ubuntu 20.04 — ruby-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ruby-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7497-1 Related CVEs: CVE-2021-21305 CVE-2023-49090 Upstream summary: Rikita Ishikawa discovered that CarrierWave did not correctly sanitize certain inputs. An attacker could possibly use this issue to execute arbitrary code. This […]

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SLES 12 — xz — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — xz — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 July 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1007-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-1271 Upstream summary: An arbitrary file write vulnerability was found in GNU gzip's zgrep utility. When zgrep is applied on the attacker's chosen file name […]

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NetBSD 9.4 — kdelibs — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — kdelibs — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2009-1687 CVE-2009-1690 CVE-2009-1698 CVE-2009-1725 CVE-2009-0689 Upstream summary: pkgsrc audit-packages flagged kdelibs-2.1 for vulnerability class 'local-root-shell'. Reference: http://dot.kde.org/988663144/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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How to Install OpenShift CLI on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install OpenShift CLI on Oracle Linux 9

Introduction This tutorial demonstrates how to Install OpenShift CLI on Oracle Linux 9 on Oracle Linux 9. 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 Oracle Linux 9 system with the default […]

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NetBSD 9.4 — wget — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — wget — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2009-3490 CVE-2010-2252 CVE-2014-4877 CVE-2016-4971 CVE-2016-7098 CVE-2017-6508 CVE-2017-13089 CVE-2017-13090  +5 more Upstream summary: pkgsrc audit-packages flagged wget<1.8.2 for vulnerability class 'local-file-write'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-1344 Table of contents Symptom & Impact Environment […]

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Amazon Linux 2023 — byacc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — byacc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-204 Related CVEs: CVE-2021-33641 CVE-2021-33642 Upstream summary: When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free). […]

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How to Configure GPG Key Management on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure GPG Key Management on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure gpg key management on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and […]

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Debian 12 — shadow — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — shadow — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1001 CVE-2005-4890 CVE-2006-1174 CVE-2006-1376 CVE-2006-1844 CVE-2006-3378 CVE-2007-5686 CVE-2008-5394  +11 more Upstream summary: Unknown vulnerability in the passwd_check function in Shadow 4.0.4.1, and possibly other versions before 4.0.5, allows […]

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Alpine Linux edge — iniparser — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — iniparser — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 4.1-r3 📖 ~4 min read  •  Source: Alpine secdb entry — iniparser 4.1-r3 Related CVEs: CVE-2023-33461 Upstream summary: Alpine main repository for vedge ships iniparser 4.1-r3 which addresses CVE-2023-33461. Table of contents Symptom & Impact Environment […]

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