Linux

openSUSE Tumbleweed — corosync — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

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

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14933-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-30472 CVE-2026-35091 Upstream summary: Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orf_token_endian_convert […]

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Common Problems 115962

Ubuntu 26.04 LTS – no audio output after kernel update – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 14 May 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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SLES 15 — runc — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — runc — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:19927 (see also SUSE bugzilla) Related CVEs: CVE-2025-31133 CVE-2025-52565 CVE-2025-52881 CVE-2024-21626 CVE-2023-27561 CVE-2021-30465 CVE-2023-25809 CVE-2023-28642  +10 more Upstream summary: runc is a CLI tool for spawning and running containers according to the […]

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SLES 16 — go1.26 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — go1.26 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0876-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-27138 CVE-2026-33810 CVE-2026-27137 Upstream summary: Certificate verification can panic when a certificate in the chain has an empty DNS name and another certificate in the […]

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openSUSE Leap 15.6 — MozillaThunderbird — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — MozillaThunderbird — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:6188 (see also SUSE bugzilla) Related CVEs: CVE-2026-3889 CVE-2026-4371 CVE-2025-5986 CVE-2025-5262 CVE-2025-3875 CVE-2025-3877 CVE-2025-3909 CVE-2025-3932  +11 more Upstream summary: Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and […]

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SLES 16 — php-composer2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — php-composer2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1784-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-40176 CVE-2026-40261 CVE-2021-41116 CVE-2022-24828 CVE-2024-24821 CVE-2024-35241 CVE-2024-35242 CVE-2023-43655  +1 more Upstream summary: Composer is a dependency manager for PHP. Versions 1.0 through 2.2.26 and 2.3 […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-28048)

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-28048 Related CVEs: CVE-2024-43876 CVE-2024-43877 CVE-2025-22058 CVE-2025-23143 CVE-2025-38678 CVE-2025-39880 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 115981

Ubuntu 26.04 LTS – Wi-Fi adapter not detected after reboot – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 14 May 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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Ubuntu 18.04 — linux-gcp-fips — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-gcp-fips — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8281-1 Related CVEs: CVE-2026-31431 CVE-2026-31504 CVE-2026-43033 CVE-2026-43077 CVE-2026-43078 CVE-2024-27388 CVE-2024-46816 CVE-2024-49938  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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AlmaLinux 10 — openexr — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — openexr — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:15888 Related CVEs: CVE-2026-34588 CVE-2026-27622 Upstream summary: OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains […]

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