Linux

openSUSE Tumbleweed — ftdump — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ftdump — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 23, 2022
  • 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-CU-2022:2200-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-27404 CVE-2022-27406 Upstream summary: FreeType commit 1e2eb65048f75c64b68708efed6ce904c31f3b2f was discovered to contain a heap buffer overflow via the function sfnt_init_face. Table of contents Symptom & Impact […]

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Ubuntu 16.04 — exuberant-ctags — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — exuberant-ctags — vulnerability — patch and remediation guide

  • March 23, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 March 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5820-1 Related CVEs: CVE-2022-4515 Upstream summary: Lorenz Hipp discovered a flaw in exuberant-ctags handling of the tag filename command-line argument. A crafted tag filename specified in the command line or […]

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AlmaLinux 8 — bpg-fonts — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — bpg-fonts — vulnerability — patch and remediation guide

  • March 22, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:4723 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure HAProxy SSL Termination on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure HAProxy SSL Termination on CentOS Stream 9

  • March 22, 2022
  • CentOS
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Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying configure haproxy ssl termination on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure HAProxy SSL Termination on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Oracle Linux 8 — tpm2-tools security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — tpm2-tools security and — enhancement update — new behaviour and fixes (ELSA-2021-4413)

  • March 22, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 22 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4413 Related CVEs: CVE-2021-3565 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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Debian 11 — libcloud — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libcloud — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 22, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-4340 CVE-2012-3446 Upstream summary: libcloud before 0.4.1 does not verify SSL certificates for HTTPS connections, which allows remote attackers to spoof certificates and bypass intended access restrictions via […]

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AlmaLinux 8 — gnome-online-accounts — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gnome-online-accounts — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • March 22, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4381 Related CVEs: CVE-2020-13558 CVE-2020-24870 CVE-2020-27918 CVE-2020-29623 CVE-2020-36241 CVE-2021-1765 CVE-2021-1788 CVE-2021-1789  +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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Debian 11 — konwert — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — konwert — vulnerability — patch and remediation guide

  • March 22, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4964 Upstream summary: filters/any-UTF8 in konwert 1.8 allows local users to delete arbitrary files via a symlink attack on a /tmp/any-##### temporary file. Table of contents Symptom & […]

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Common Problems 120633

Debian 11: Fail2ban blocks internal monitoring IPs

  • March 22, 2022
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 22 March 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 — uglify-js — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — uglify-js — vulnerability — patch and remediation guide

  • March 22, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-37598 Upstream summary: Prototype pollution vulnerability in function DEFNODE in ast.js in mishoo UglifyJS 3.13.2 via the name variable in ast.js. NOTE: the vendor considers this an invalid […]

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