June 2026 - Page 14 of 198

CentOS Stream 9 — gstreamer1-plugins-good — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — gstreamer1-plugins-good — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 29, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 29 June 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:6300 Related CVEs: CVE-2026-2920 CVE-2026-2921 CVE-2026-2922 CVE-2026-2923 CVE-2026-3082 CVE-2026-3083 CVE-2026-3085 CVE-2024-47537  +12 more Upstream summary: GStreamer is a streaming media framework based on graphs of filters which operate on media data. […]

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SLES 15 — python3-PyJWT — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python3-PyJWT — vulnerability — patch and remediation guide

  • June 29, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 29 June 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:12176 (see also SUSE bugzilla) Related CVEs: CVE-2026-32597 Upstream summary: PyJWT is a JSON Web Token implementation in Python. Prior to 2.12.0, PyJWT does not validate the crit (Critical) Header Parameter defined […]

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SLES 15 — php7 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — php7 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 29, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 29 June 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-3622 CVE-2025-1220 CVE-2025-1217 CVE-2025-1736 CVE-2023-3823 CVE-2023-3824 CVE-2023-0568 CVE-2023-0662  +12 more Upstream summary: Use-after-free vulnerability in the add_post_var function in the Posthandler component in PHP 5.6.x […]

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Windows Server 2019 — KB5078883 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5078883 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5078883 • MSRC update-guide entry Related CVEs: CVE-2026-23668 CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24287 CVE-2026-24289  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Concurrent execution using shared resource […]

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Oracle Linux 8 — ELSA-2025-20034-0: libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ELSA-2025-20034-0: libtiff — vulnerability — patch and remediation guide

  • June 29, 2026
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🟠 High   ⏱ 15–60 min  Last verified: 29 June 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20034-0 Related CVEs: CVE-2025-8176 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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SLES 16 — coreutils — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — coreutils — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • June 29, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 29 June 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:1637-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-4041 CVE-2015-4042 CVE-2013-0221 CVE-2013-0222 CVE-2013-0223 CVE-2025-5278 CVE-2024-0684 Upstream summary: The keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 on 64-bit platforms performs […]

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Rocky Linux 8 — perl-CPAN-Meta-Requirements — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-CPAN-Meta-Requirements — vulnerability — patch and remediation guide

  • June 29, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

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Common Problems 115895

Ubuntu 26.04 LTS – APT lock file prevents package installs – Fix & Prevention

  • June 29, 2026
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🟠 High   ⏱ 5–30 min  Last verified: 29 June 2026 Affected versions: Ubuntu 26.04 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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AlmaLinux 8 — OpenEXR — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — OpenEXR — multiple vulnerabilities (13 CVEs) — patch and remediation guide

  • June 29, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8863 Related CVEs: CVE-2026-27622 CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983  +5 more Upstream summary: OpenEXR is a high dynamic-range (HDR) image file format developed by Industrial Light & Magic for use […]

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Ubuntu 18.04 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 29, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 29 June 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8268-1 Related CVEs: CVE-2026-4890 CVE-2026-4891 CVE-2026-2291 CVE-2026-4892 CVE-2026-5172 CVE-2026-4893 CVE-2023-28450 CVE-2023-50387  +12 more Upstream summary: Andrew S. Fasano, Royce M, and Hugo Martinez Ray discovered that Dnsmasq did not allocate […]

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