Linux

Ubuntu 24.04 — libtpms — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — libtpms — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 November 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7617-1 Related CVEs: CVE-2025-49133 Upstream summary: It was discovered that libtpms did not properly manage memory when performing crafted cryptographic operations. An attacker could possibly use this issue to cause […]

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

Ubuntu 18.04 — libfcgi-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 November 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7527-1 Related CVEs: CVE-2025-40907 Upstream summary: It was discovered that libfcgi-perl incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash or execute arbitrary code. […]

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openSUSE Leap 15.6 — ansible — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — ansible — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14499-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-8775 Upstream summary: A flaw was found in Ansible, where sensitive information stored in Ansible Vault files can be exposed in plaintext during the […]

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Ubuntu 20.04 — libyaml-syck-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libyaml-syck-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 November 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~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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Ubuntu 24.04 — nltk — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — nltk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 November 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8214-1 Related CVEs: CVE-2025-14009 Upstream summary: It was discovered that NLTK incorrectly handled file extraction when opening a maliciously crafted zip file. An attacker could possibly use this issue to […]

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openSUSE Leap 15.6 — kernel — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — kernel — multiple vulnerabilities (6 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 SUSE-SU-2025:01620-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-39735 CVE-2025-21812 CVE-2025-22004 CVE-2025-22020 CVE-2025-22097 CVE-2025-21718 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: jfs: fix slab-out-of-bounds read in ea_get() […]

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Common Problems 114023

RHEL 10 – nftables rules overwritten by legacy iptables service – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 November 2025 Affected versions: RHEL 10 📖 ~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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Rocky Linux 8 — libnbd — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — libnbd — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2023:5264 Related CVEs: CVE-2022-40284 CVE-2023-3354 CVE-2025-11234 CVE-2021-3750 CVE-2023-3301 CVE-2021-46790 CVE-2022-30784 CVE-2022-30786  +4 more Upstream summary: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. […]

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SLES 16 — perl-Test-File — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — perl-Test-File — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:695-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-1238 Upstream summary: (1) cpan/Archive-Tar/bin/ptar, (2) cpan/Archive-Tar/bin/ptardiff, (3) cpan/Archive-Tar/bin/ptargrep, (4) cpan/CPAN/scripts/cpan, (5) cpan/Digest-SHA/shasum, (6) cpan/Encode/bin/enc2xs, (7) cpan/Encode/bin/encguess, (8) cpan/Encode/bin/piconv, (9) cpan/Encode/bin/ucmlint, (10) cpan/Encode/bin/unidump, (11) cpan/ExtUtils-MakeMaker/bin/instmodsh, […]

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Oracle Linux 10 — glib2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — glib2 — vulnerability — patch and remediation guide (ELSA-2025-10855)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 November 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-10855 Related CVEs: CVE-2025-4373 CVE-2024-52533 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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CHAT