Linux

SLES 12 — gdb — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — gdb — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • November 1, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 1 November 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3179-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-48064 CVE-2019-1010180 CVE-2017-16829 CVE-2018-7208 Upstream summary: GNU Binutils before 2.40 was discovered to contain an excessive memory consumption vulnerability via the function bfd_dwarf2_find_nearest_line_with_alt at dwarf2.c. […]

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

Oracle Linux 8 — olcne — vulnerability — patch and remediation guide (ELSA-2022-9494)

  • November 1, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 1 November 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9494 Related CVEs: CVE-2021-3748 CVE-2022-26353 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Установка веб-сервера Apache в CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Установка веб-сервера Apache в CentOS 8

  • November 1, 2022
  • Linux
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HTTP-сервер Apache — самый широко используемый веб-сервер в мире. Он имеет множество мощных функций, включая динамически загружаемые модули, надежную поддержку различных медиаформатов и интеграцию с другим популярным программным обеспечением. С…

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Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2023-6659)

  • November 1, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 1 November 2022 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6659 Related CVEs: CVE-2007-4559 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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How to Configure Docker Daemon TLS Encryption on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Docker Daemon TLS Encryption on RHEL 8

  • November 1, 2022
  • Linux
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By default, the Docker daemon socket at /var/run/docker.sock is accessible only on the local host, but when you need to manage containers remotely — from a CI system, a monitoring server, or a developer workstation — you must expose the Docker API over TCP. Without TLS, any client with network access can control your Docker […]

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Common Problems 118026

Ubuntu 18.04 LTS – systemd service fails with status=203/EXEC – Fix & Prevention

  • October 31, 2022
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 31 October 2022 Affected versions: Ubuntu 18.04 LTS 📖 ~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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Common Problems 117947

Ubuntu 18.04 Broken Packages After Interrupted dist-upgrade

  • October 31, 2022
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 31 October 2022 📖 ~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 & Cross-Refs References & Further […]

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Common Problems 117125

Ubuntu 22.04 LTS – Swap disabled causing OOM kills under load – Fix & Prevention

  • October 31, 2022
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 31 October 2022 Affected versions: Ubuntu 22.04 LTS 📖 ~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 — flexbackup — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — flexbackup — vulnerability — patch and remediation guide

  • October 31, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 31 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-4802 Upstream summary: Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files. NOTE: the raw source referenced […]

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Debian 11 — mapserver — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mapserver — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • October 31, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 31 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4542 CVE-2007-4629 CVE-2009-0839 CVE-2009-0840 CVE-2009-0841 CVE-2009-0842 CVE-2009-0843 CVE-2009-1176  +12 more Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in MapServer before 4.10.3 allow remote attackers to inject arbitrary web […]

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