Operations

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

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

  • March 17, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-11372 CVE-2019-11373 CVE-2020-15395 CVE-2020-26797 Upstream summary: An out-of-bounds read in MediaInfoLib::File__Tags_Helper::Synched_Test in Tag/File__Tags.cpp in MediaInfoLib in MediaArea MediaInfo 18.12 leads to a crash. Table of contents Symptom & […]

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Ubuntu 20.04 — privoxy — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — privoxy — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • March 17, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 17 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5826-1 Related CVEs: CVE-2021-44540 CVE-2021-44543 CVE-2020-35502 CVE-2021-20209 CVE-2021-20210 CVE-2021-20211 CVE-2021-20212 CVE-2021-20213  +8 more Upstream summary: Joshua Rogers discovered that Privoxy incorrectly handled memory allocation. An attacker could possibly use this […]

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

Ubuntu 20.04 — zlib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 17, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 17 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5570-2 Related CVEs: CVE-2022-37434 CVE-2018-25032 Upstream summary: USN-5570-1 fixed a vulnerability in zlib. This update provides the corresponding update for Ubuntu 22.04 LTS and Ubuntu 20.04 LTS. Original advisory details: […]

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Ubuntu 14.04 — ipython — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — ipython — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 17, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 17 March 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5953-1 Related CVEs: CVE-2015-5607 CVE-2022-21699 Upstream summary: It was discovered that IPython incorrectly processed REST API POST requests. An attacker could possibly use this issue to launch a cross-site request […]

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Ubuntu 16.04 — rpm — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — rpm — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • March 17, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 March 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5273-1 Related CVEs: CVE-2021-20266 CVE-2021-20271 CVE-2021-3421 Upstream summary: Demi M. Obenour discovered that RPM Package Manager incorrectly handled certain files. An attacker could possibly use this issue to corrupt the […]

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Arch Linux — exiv2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — exiv2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • March 17, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202106-54 Related CVEs: CVE-2021-3482 CVE-2021-32617 CVE-2021-29623 CVE-2021-29473 CVE-2021-29470 CVE-2021-29464 CVE-2021-29463 CVE-2021-29458  +1 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 0.27.3-1. Fixed in: 0.27.4-1. Group: AVG-1772. Table of contents […]

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Oracle Linux 8 — mailman:2.1 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mailman:2.1 — vulnerability — patch and remediation guide (ELSA-2021-4826)

  • March 17, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 17 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4826 Related CVEs: CVE-2021-42097 CVE-2021-42096 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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SLES 12 — telnet — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — telnet — vulnerability — patch and remediation guide

  • March 17, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 17 March 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3471-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-39028 Upstream summary: telnetd in GNU Inetutils through 2.3, MIT krb5-appl through 1.0.3, and derivative works has a NULL pointer dereference via 0xff 0xf7 or […]

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

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9656)

  • March 17, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 17 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9656 Related CVEs: CVE-2022-21540 CVE-2022-21549 CVE-2022-34169 CVE-2022-25647 CVE-2022-21541 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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How to Configure Woodpecker CI on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Woodpecker CI on Debian 11

  • March 17, 2022
  • Linux
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Introduction How to Configure Woodpecker CI on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. This […]

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