Linux

SLES 15 — libcfg6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libcfg6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 3 March 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:7201 (see also SUSE bugzilla) Related CVEs: CVE-2025-30472 CVE-2026-35091 CVE-2026-35092 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 […]

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SLES 16 — libexiv2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libexiv2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:20923-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-26623 CVE-2021-29457 CVE-2023-44398 CVE-2025-54080 CVE-2025-55304 CVE-2026-25884 CVE-2026-27596 CVE-2026-27631  +12 more Upstream summary: Exiv2 is a C++ library and a command-line utility to read, write, delete […]

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AlmaLinux 8 — rsync — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — rsync — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:17481 Related CVEs: CVE-2026-41035 CVE-2024-12085 CVE-2022-29154 CVE-2018-25032 CVE-2025-10158 CVE-2024-12087 CVE-2024-12088 CVE-2024-12747  +2 more Upstream summary: The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization […]

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

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 3 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-11748 Related CVEs: CVE-2025-8027 CVE-2025-8031 CVE-2025-8028 CVE-2025-8032 CVE-2025-8030 CVE-2025-8035 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:18041 Related CVEs: CVE-2026-42945 CVE-2026-27651 CVE-2026-27654 CVE-2026-27784 CVE-2026-32647 CVE-2021-23017 CVE-2019-9511 CVE-2019-9513  +3 more Upstream summary: nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high […]

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Common Problems 113954

RHEL 10 – NetworkManager Connection Fails After NIC Rename – Persistent Fix

🟠 High   ⏱ 5–30 min  Last verified: 2 March 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 & Hardening Related […]

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Amazon Linux 2023 — kernel-livepatch-6.1.164-196.303 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.164-196.303 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-146 Related CVEs: CVE-2026-43284 CVE-2026-31431 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other […]

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Debian 13 — xz-utils — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — xz-utils — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 March 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-1271 CVE-2024-3094 CVE-2025-31115 CVE-2026-34743 Upstream summary: An arbitrary file write vulnerability was found in GNU gzip's zgrep utility. When zgrep is applied on the attacker's chosen file name […]

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Debian 13 — geographiclib — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — geographiclib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 March 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-60751 Upstream summary: GeographicLib 2.5 is vulnerable to Buffer Overflow in GeoConvert DMS::InternalDecode. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Debian 13 — ovn — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ovn — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 March 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-3153 CVE-2024-2182 CVE-2025-0650 CVE-2026-5265 CVE-2026-5367 Upstream summary: A flaw was found in Open Virtual Network where the service monitor MAC does not properly rate limit. This issue could […]

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