Linux

SLES 15 — libXvnc1 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libXvnc1 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-0011 CVE-2020-26117 CVE-2026-34352 CVE-2014-8240 CVE-2019-15691 CVE-2019-15692 CVE-2019-15693 CVE-2019-15694  +2 more Upstream summary: Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before […]

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SLES 12 — gegl-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — gegl-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1479-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-2049 CVE-2025-10921 Upstream summary: Unknown. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix […]

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CentOS Stream 9 — ruby — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — ruby — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:18030 Related CVEs: CVE-2026-41316 CVE-2024-49761 CVE-2025-24294 CVE-2025-58767 CVE-2025-61594 CVE-2024-39908 CVE-2024-41123 CVE-2024-41946  +10 more Upstream summary: Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and […]

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CentOS Stream 10 — fence-agents — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — fence-agents — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:13916 Related CVEs: CVE-2026-30922 CVE-2026-32597 CVE-2026-23490 Upstream summary: The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to […]

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Ubuntu 24.04 — rsync — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — rsync — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8283-1 Related CVEs: CVE-2026-43619 CVE-2026-43617 CVE-2026-43620 CVE-2025-10158 CVE-2026-29518 CVE-2026-43618 CVE-2026-41035 CVE-2026-45232  +7 more Upstream summary: Calum Hutton discovered that rsync contained a heap-based out-of-bounds read when handling file transfers. A […]

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Common Problems 120029

Debian 12: Nginx returns 502 to upstream app

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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 120549

Debian 11 Memory Pressure Triggers OOM Kills

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 11 📖 ~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 — expat — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

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

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:695-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-9063 CVE-2026-32776 CVE-2026-32777 CVE-2025-59375 CVE-2024-8176 CVE-2024-28757 CVE-2022-43680 CVE-2022-40674  +12 more Upstream summary: An integer overflow during the parsing of XML using the Expat library. This […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:17481 (see also SUSE bugzilla) Related CVEs: CVE-2026-41035 CVE-2024-12087 CVE-2022-29154 CVE-2025-10158 CVE-2024-12085 CVE-2024-12086 CVE-2024-12088 CVE-2024-12747  +8 more Upstream summary: In rsync 3.0.1 through 3.4.1, receive_xattr relies on an untrusted length value during […]

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CentOS Stream 9 — golang — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — golang — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:3923 Related CVEs: CVE-2023-29402 CVE-2023-29403 CVE-2023-29404 CVE-2023-29405 CVE-2025-61731 CVE-2026-25679 CVE-2025-61726 CVE-2025-61728  +12 more Upstream summary: Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. […]

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