Linux

Alpine Linux 3.19 — libvncserver — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — libvncserver — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • February 8, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.9.13-r5 📖 ~4 min read  •  Source: Alpine secdb entry — libvncserver 0.9.13-r5 Related CVEs: CVE-2020-29260 CVE-2019-20839 CVE-2019-20840 CVE-2020-14397 CVE-2020-14399 CVE-2020-14400 CVE-2020-14401 CVE-2020-14402  +8 more Upstream summary: Alpine community repository for vv3.19 ships libvncserver 0.9.13-r5 which […]

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Common Problems 120171

Debian 12 – MariaDB fails to start due to InnoDB corruption

  • February 8, 2024
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 8 February 2024 Affected versions: Debian 12 📖 ~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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How to Set Up SSH Key Authentication on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up SSH Key Authentication on Debian 12

  • February 8, 2024
  • Linux
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Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up set up ssh key authentication 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 […]

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Debian 12 — fwupd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — fwupd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 7, 2024
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🟢 Low   ⏱ 5–15 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10759 CVE-2022-3287 Upstream summary: A PGP signature bypass flaw was found in fwupd (all versions), which could lead to the installation of unsigned firmware. As per upstream, a […]

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Debian 12 — galera-4 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — galera-4 — vulnerability — patch and remediation guide

  • February 7, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-5157 Upstream summary: A vulnerability was found in MariaDB. An OpenVAS port scan on ports 3306 and 4567 allows a malicious remote client to cause a denial of […]

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Debian 12 — linux-ftpd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — linux-ftpd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • February 7, 2024
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-5778 CVE-2006-6008 CVE-2006-7094 CVE-2008-4247 Upstream summary: ftpd in linux-ftpd 0.17, and possibly other versions, performs a chdir before setting the UID, which allows local users to bypass intended […]

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Debian 12 — ruby-git — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-git — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • February 7, 2024
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-25648 CVE-2022-46648 CVE-2022-47318 Upstream summary: The package git before 1.11.0 are vulnerable to Command Injection via git argument injection. When calling the fetch(remote = 'origin', opts = {}) […]

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Debian 12 — libsdl1.2 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libsdl1.2 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

  • February 7, 2024
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🟠 High   ⏱ 15–60 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13616 CVE-2019-7572 CVE-2019-7573 CVE-2019-7574 CVE-2019-7575 CVE-2019-7576 CVE-2019-7577 CVE-2019-7578  +6 more Upstream summary: SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in […]

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Debian 12 — iwd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — iwd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • February 7, 2024
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-17497 CVE-2020-8689 CVE-2023-52161 CVE-2024-28084 Upstream summary: eapol.c in iNet wireless daemon (IWD) through 1.8 allows attackers to trigger a PTK reinstallation by retransmitting EAPOL Msg4/4. Table of contents […]

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Ubuntu 16.04 — sysstat — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — sysstat — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • February 7, 2024
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 February 2024 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6145-1 Related CVEs: CVE-2022-39377 CVE-2023-33204 CVE-2019-16167 CVE-2019-19725 Upstream summary: It was discovered that Sysstat incorrectly handled certain arithmetic multiplications. An attacker could use this issue to cause Sysstat to crash, […]

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