Common Problems

Oracle Linux 8 — dpdk security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dpdk security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-1735)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1735 Related CVEs: CVE-2019-14818 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Common Problems 119062

Ubuntu 14.04 LTS UFW rule change accidentally blocks SSH

🔴 Critical   ⏱ 5–30 min  Last verified: 2 June 2021 Affected versions: 14.04 LTS 📖 ~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 & […]

Read more
Common Problems 117561

Ubuntu 20.04 LTS – snapd refresh stuck and snap applications fail to update – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 2 June 2021 Affected versions: Ubuntu 20.04 LTS 📖 ~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 […]

Read more
FreeBSD 13 — darkhttpd — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — darkhttpd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: darkhttpd — DOS vulnerability Related CVEs: CVE-2020-25691 Upstream summary: Mitre reports: flaw was found in darkhttpd. Invalid error handling allows remote attackers to cause denial-of-service by accessing a file with […]

Read more
AlmaLinux 8 — freeipmi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — freeipmi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4475 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
FreeBSD 12 — tt-rss — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — tt-rss — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 June 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tt-rss — multiple vulnerabilities Related CVEs: CVE-2016-10033 CVE-2016-10045 CVE-2016-6175 CVE-2017-5223 CVE-2020-25787 CVE-2020-25788 CVE-2020-25789 Upstream summary: tt-rss project reports: The cached_url feature mishandles JavaScript inside an SVG document. imgproxy in plugins/af_proxy_http/init.php […]

Read more
FreeBSD 13 — hive — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — hive — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: hive — authorization logic vulnerability Related CVEs: CVE-2015-7521 Upstream summary: Sushanth Sowmyan reports: Some partition-level operations exist that do not explicitly also authorize privileges of the parent table. This can […]

Read more
FreeBSD 13 — php70-bz — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php70-bz — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2015-8879 CVE-2016-5385 CVE-2016-5399 CVE-2016-6288 CVE-2016-6289 CVE-2016-6290 CVE-2016-6291 CVE-2016-6292  +4 more Upstream summary: PHP reports: Fixed bug #69975 (PHP segfaults when accessing nvarchar(max) defined columns) […]

Read more
AlmaLinux 8 — tcsh — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — tcsh — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:1809 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
CHAT