Security Hardening

openSUSE Tumbleweed — gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • August 29, 2019
  • 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-SA:2007:044 (see also SUSE bugzilla) Related CVEs: CVE-2007-2756 CVE-2016-10166 CVE-2016-10168 CVE-2016-5116 CVE-2016-5766 CVE-2016-6128 CVE-2016-6132 CVE-2016-6207  +12 more Upstream summary: The gdPngReadData function in libgd 2.0.34 allows user-assisted attackers to cause a denial […]

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SLES 15 — pam_ssh — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — pam_ssh — vulnerability — patch and remediation guide

  • August 29, 2019
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 29 August 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2009-1273 Upstream summary: pam_ssh 1.92 and possibly other versions, as used when PAM is compiled with USE=ssh, generates different error messages depending on whether the […]

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Common Problems 117903

Ubuntu 18.04 LTS stuck in emergency mode after filesystem errors

  • August 28, 2019
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 28 August 2019 📖 ~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 117896

Ubuntu 18.04 LTS – apt update fails with NO_PUBKEY for third-party repository – Fix & Prevention

  • August 28, 2019
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 28 August 2019 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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FreeBSD 12 — zathura-pdf-mupdf — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zathura-pdf-mupdf — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • August 28, 2019
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 28 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mupdf — multiple vulnerabilities Related CVEs: CVE-2016-6265 CVE-2016-6525 Upstream summary: Tobias Kortkamp reports: Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a […]

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How to Install Memcached on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Memcached on FreeBSD 12

  • August 28, 2019
  • FreeBSD
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Introduction Deploying install memcached on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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Common Problems 115016

RHEL 8 dnf-automatic Does Not Apply Scheduled Security Updates

  • August 28, 2019
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 28 August 2019 📖 ~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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openSUSE Tumbleweed — libXxf86dga1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libXxf86dga1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • August 28, 2019
  • 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-SU-2013:1103-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-1991 CVE-2013-2000 Upstream summary: Multiple integer overflows in X.org libXxf86dga 1.1.3 and earlier allow X servers to trigger allocation of insufficient memory and a buffer […]

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FreeBSD 12 — grip — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — grip — vulnerability — patch and remediation guide

  • August 28, 2019
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 28 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: grip — CDDB response multiple matches buffer overflow vulnerability Related CVEs: CVE-2005-0706 Upstream summary: Joseph VanAndel reports that grip is vulnerability to a buffer overflow vulnerability when receiving more than […]

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