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Common Problems 114013

RHEL 10 – systemctl daemon-reload required loop after unit override changes – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 21 March 2026 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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Red Hat Enterprise Linux 8 — rsync — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — rsync — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:17481 Related CVEs: CVE-2026-41035 CVE-2025-10158 CVE-2024-12087 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Amazon Linux 2 — dovecot — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — dovecot — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2026-3252 Related CVEs: CVE-2026-27856 CVE-2026-27857 CVE-2020-12100 CVE-2020-12673 CVE-2020-12674 CVE-2019-11500 CVE-2024-23185 CVE-2022-30550  +2 more Upstream summary: Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack. An […]

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Ubuntu 20.04 — linux-intel-iotg-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-intel-iotg-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 March 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8279-1 Related CVEs: CVE-2024-35862 CVE-2024-50060 CVE-2026-23274 CVE-2026-23351 CVE-2026-31419 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533  +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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Ubuntu 20.04 — linux-ibm — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-ibm — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 March 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8273-1 Related CVEs: CVE-2024-50304 CVE-2026-23112 CVE-2026-23209 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 CVE-2026-43033 CVE-2026-43077  +12 more Upstream summary: Several security issues were discovered in the Linux kernel. An attacker could possibly use these […]

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Common Problems 122155

Samba Authentication Failures After Policy Change

🟡 Medium   ⏱ 5–30 min  Last verified: 21 March 2026 Affected versions: FreeBSD 15 📖 ~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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FreeBSD 15 — Unreal — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — Unreal — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: unreal — denial of service Upstream summary: Unreal reports: Summary: If SASL support is enabled in UnrealIRCd (this is not the default) and is also enabled in your services package […]

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FreeBSD 15 — p5-libwww — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — p5-libwww — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p5-libwww — possibility to remote servers to create file with a .(dot) character Related CVEs: CVE-2010-2253 Upstream summary: lwp-download in libwww-perl before 5.835 does not reject downloads to filenames that […]

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AlmaLinux 10 — tomcat9 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — tomcat9 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:23052 Related CVEs: CVE-2025-31651 CVE-2025-55752 CVE-2025-48976 CVE-2025-48988 CVE-2025-48989 CVE-2025-49125 CVE-2025-52434 CVE-2025-52520  +3 more Upstream summary: Tomcat is the servlet container that is used in the official Reference Implementation for the Java Servlet […]

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FreeBSD 15 — fr-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — fr-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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