Linux

Debian 11 — mc — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mc — multiple vulnerabilities (18 CVEs) — patch and remediation guide

  • September 9, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 9 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-1023 CVE-2004-0226 CVE-2004-0231 CVE-2004-0232 CVE-2004-1004 CVE-2004-1005 CVE-2004-1009 CVE-2004-1090  +10 more Upstream summary: Stack-based buffer overflow in vfs_s_resolve_symlink of vfs/direntry.c for Midnight Commander (mc) 4.6.0 and earlier, and possibly […]

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openSUSE Tumbleweed — libldb2 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libldb2 — vulnerability — patch and remediation guide

  • September 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2022:632-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-3670 Upstream summary: MaxQueryDuration not honoured in Samba AD DC LDAP Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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

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

  • September 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0624 CVE-2005-0625 CVE-2008-2230 CVE-2014-0479 Upstream summary: reportbug before 2.62 creates the .reportbugrc configuration file with world-readable permissions, which allows local users to obtain email smarthost passwords. Table of […]

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Debian 11 — ruby-sprockets — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-sprockets — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • September 9, 2021
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-7819 CVE-2018-3760 Upstream summary: Multiple directory traversal vulnerabilities in server.rb in Sprockets before 2.0.5, 2.1.x before 2.1.4, 2.2.x before 2.2.3, 2.3.x before 2.3.3, 2.4.x before 2.4.6, 2.5.x before […]

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Ubuntu 20.04 — rust-sized-chunks — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — rust-sized-chunks — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • September 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8118-1 Related CVEs: CVE-2020-25796 CVE-2020-25792 CVE-2020-25794 CVE-2020-25793 CVE-2020-25791 Upstream summary: Yechan Bae discovered that sized-chunks did not properly validate array size when constructing Chunk. An attacker could possibly use these […]

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

Oracle Linux 8 — gfbgraph — vulnerability — patch and remediation guide (ELSA-2022-1801)

  • September 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1801 Related CVEs: CVE-2021-39358 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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Alpine Linux edge — apk-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — apk-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • September 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.12.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — apk-tools 2.12.6-r0 Related CVEs: CVE-2021-36159 CVE-2021-30139 Upstream summary: Alpine main repository for vedge ships apk-tools 2.12.6-r0 which addresses CVE-2021-36159. Table of contents Symptom & Impact […]

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How to Configure SNMP Monitoring on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure SNMP Monitoring on RHEL 8

  • September 9, 2021
  • Linux
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SNMP (Simple Network Management Protocol) remains the dominant standard for monitoring network devices, switches, routers, and hardware appliances that do not expose Prometheus endpoints. On RHEL 8, the net-snmp package provides both the daemon and a suite of command-line tools for querying and testing SNMP agents. This tutorial covers installing and configuring the SNMP daemon, […]

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Cómo configurar NFS Mount en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar NFS Mount en Ubuntu 20.04

  • September 9, 2021
  • Linux
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NFS, o Network File System (Sistema de archivos en red) es un protocolo de sistema de archivos distribuido que le permite montar directorio remotos en su servidor. Esto le permite gestionar el espacio de almacenamiento en una ubicación diferente y escribir en ese espacio desde…

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Oracle Linux 8 — idm:DL1 and idm:client security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — idm:DL1 and idm:client security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1846)

  • September 8, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 8 September 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1846 Related CVEs: CVE-2020-11023 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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