Linux

SLES 16 — libvorbis0 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libvorbis0 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 6 July 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2008:012 (see also SUSE bugzilla) Related CVEs: CVE-2008-1423 CVE-2007-3106 CVE-2008-1419 CVE-2008-1420 CVE-2009-3379 CVE-2012-0444 CVE-2017-14160 CVE-2017-14632  +4 more Upstream summary: Integer overflow in a certain quantvals and quantlist calculation in Xiph.org libvorbis 1.2.0 […]

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Oracle Linux 9 — buildah — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — buildah — vulnerability — patch and remediation guide (ELSA-2026-0437)

🟠 High   ⏱ 15–60 min  Last verified: 6 July 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-0437 Related CVEs: CVE-2025-47913 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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Common Problems 115912

Ubuntu 26.04 LTS – apt upgrade blocked by held packages – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 6 July 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 — perl-YAML-Syck — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-YAML-Syck — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:6470 Related CVEs: CVE-2026-4177 Upstream summary: This module provides a Perl interface to the libsyck data serialization library. It exports the Dump and Load functions for converting Perl data structures to YAML […]

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Ubuntu 18.04 — linux-aws-fips — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

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

🟠 High   ⏱ 15–60 min  Last verified: 6 July 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 9 — rsync — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — rsync — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:0324 Related CVEs: CVE-2024-12085 CVE-2025-10158 CVE-2024-12087 CVE-2024-12088 CVE-2024-12747 CVE-2022-37434 Upstream summary: The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast […]

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Common Problems 116070

Ubuntu 26.04 LTS SSHD Fails Due to Strict File Permissions

🟠 High   ⏱ 5–30 min  Last verified: 5 July 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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Common Problems 115929

Ubuntu 26.04 LTS – netplan apply disconnects remote SSH session

🟠 High   ⏱ 5–30 min  Last verified: 5 July 2026 Affected versions: Ubuntu 26.04 LTS Ubuntu 26.04 Ubuntu 26.04.1 📖 ~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 […]

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Alpine Linux edge — py3-wheel — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-wheel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.46.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-wheel 0.46.3-r0 Related CVEs: CVE-2026-24049 Upstream summary: Alpine main repository for vedge ships py3-wheel 0.46.3-r0 which addresses CVE-2026-24049. Table of contents Symptom & Impact Environment […]

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Common Problems 115987

Ubuntu 26.04 LTS – Secure Boot blocks unsigned DKMS kernel module load – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 5 July 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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