Linux

Debian 12 — lxd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lxd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 February 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-6156 CVE-2025-54286 CVE-2025-54287 CVE-2025-54288 CVE-2025-54289 CVE-2025-54290 CVE-2025-54291 CVE-2025-54293  +12 more Upstream summary: Mark Laing discovered that LXD's PKI mode, until version 5.21.2, could be bypassed if the client's […]

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AlmaLinux 8 — perl-Filter-Simple — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Filter-Simple — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 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 a […]

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Rocky Linux 8 — perl-Text-Template — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-Text-Template — vulnerability — patch and remediation guide

🟡 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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Alpine Linux 3.20 — lighttpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — lighttpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.4.67-r0 📖 ~4 min read  •  Source: Alpine secdb entry — lighttpd 1.4.67-r0 Related CVEs: CVE-2022-41556 CVE-2022-22707 CVE-2025-8671 Upstream summary: Alpine main repository for vv3.20 ships lighttpd 1.4.67-r0 which addresses CVE-2022-41556. Table of contents Symptom & […]

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Ubuntu 18.04 — libyaml-syck-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libyaml-syck-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 February 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7844-1 Related CVEs: CVE-2025-11683 Upstream summary: It was discovered that YAML::Syck did not properly handle parsing YAML files. An attacker could possibly use this issue to expose sensitive information. Table […]

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CentOS Stream 9 — microcode_ctl — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — microcode_ctl — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2025 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:7043 Related CVEs: CVE-2024-28047 CVE-2024-31157 CVE-2024-39279 CVE-2023-22655 CVE-2023-28746 CVE-2023-38575 CVE-2023-39368 CVE-2023-43490  +2 more Upstream summary: The microcode_ctl packages provide microcode updates for Intel and AMD processors. Security Fix(es): * microcode_ctl: Improper […]

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Oracle Linux 9 — gdk-pixbuf2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gdk-pixbuf2 — vulnerability — patch and remediation guide (ELSA-2025-12841)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-12841 Related CVEs: CVE-2025-7345 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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Oracle Linux 9 — dotnet6.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — dotnet6.0 — vulnerability — patch and remediation guide (ELSA-2024-4439)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4439 Related CVEs: CVE-2024-38095 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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Alpine Linux 3.19 — binutils — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — binutils — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2.41-r1 📖 ~4 min read  •  Source: Alpine secdb entry — binutils 2.41-r1 Related CVEs: CVE-2025-0840 CVE-2023-1972 CVE-2023-1579 CVE-2022-38533 CVE-2022-38126 CVE-2021-3487 CVE-2018-19931 CVE-2018-19932  +3 more Upstream summary: Alpine main repository for vv3.19 ships binutils 2.41-r1 which […]

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2024-12782)

🟠 High   ⏱ 15–60 min  Last verified: 15 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12782 Related CVEs: CVE-2024-42297 CVE-2024-42305 CVE-2024-41064 CVE-2024-41042 CVE-2024-44969 CVE-2024-44935 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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