Package Management

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

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

  • January 14, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3378 CVE-2009-3388 Upstream summary: The oggplay_data_handle_theora_frame function in media/liboggplay/src/liboggplay/oggplay_data.c in liboggplay, as used in Mozilla Firefox 3.5.x before 3.5.4, attempts to reuse an earlier frame data structure upon […]

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Common Problems 115475

RHEL 7 chronyd Not Syncing Time

  • January 14, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 14 January 2023 Affected versions: RHEL 7 📖 ~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 114621

RHEL 9 package transactions hang due to lock contention

  • January 14, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 14 January 2023 📖 ~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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Debian 11 — libgdiplus — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libgdiplus — vulnerability — patch and remediation guide

  • January 14, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1526 Upstream summary: Multiple integer overflows in libgdiplus 2.6.7, as used in Mono, allow attackers to execute arbitrary code via (1) a crafted TIFF file, related to the […]

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How to Configure Large Page Support on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Large Page Support on IBM AIX 7.3

  • January 14, 2023
  • IBM AIX
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Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure large page support on IBM AIX 7.3 with […]

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

Debian 11 — merkaartor — vulnerability — patch and remediation guide

  • January 14, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-4193 Upstream summary: Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file. Table of contents Symptom & […]

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Ubuntu 18.04 — nova — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — nova — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • January 14, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 14 January 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5866-1 Related CVEs: CVE-2015-9543 CVE-2017-18191 CVE-2020-17376 CVE-2021-3654 CVE-2022-37394 CVE-2022-47951 CVE-2019-14433 Upstream summary: It was discovered that Nova did not properly manage data logged into the log file. An attacker with […]

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Ubuntu 22.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — neutron — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • January 14, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 14 January 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6067-1 Related CVEs: CVE-2021-20267 CVE-2021-38598 CVE-2021-40085 CVE-2021-40797 CVE-2022-3277 Upstream summary: David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this […]

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How to Install Ruby with rbenv on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Ruby with rbenv on FreeBSD 12

  • January 14, 2023
  • FreeBSD
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Introduction How to Install Ruby with rbenv on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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Ubuntu 16.04 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • January 14, 2023
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 14 January 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5973-1 Related CVEs: CVE-2018-3774 CVE-2020-8124 CVE-2021-27515 CVE-2021-3664 CVE-2022-0512 CVE-2022-0639 CVE-2022-0686 CVE-2022-0691 Upstream summary: It was discovered that url-parse incorrectly handled certain inputs. If a user or an automated system were […]

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