Linux

Common Problems 115553

RHEL 7 – SSH Login Blocked by firewalld Zone Assignment

🟡 Medium   ⏱ 5–30 min  Last verified: 30 July 2023 📖 ~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 & Cross-Refs References & Further […]

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Oracle Linux 9 — lldpd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — lldpd — vulnerability — patch and remediation guide (ELSA-2024-9158)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 July 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-9158 Related CVEs: CVE-2023-41910 CVE-2021-43612 CVE-2020-27827 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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Debian 11 — sofia-sip — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sofia-sip — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 July 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-31001 CVE-2022-31002 CVE-2022-31003 CVE-2022-47516 CVE-2023-22741 CVE-2023-32307 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 12 — dpdk — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — dpdk — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 29 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1059 CVE-2019-14818 CVE-2020-10722 CVE-2020-10723 CVE-2020-10724 CVE-2020-10725 CVE-2020-10726 CVE-2020-14374  +10 more Upstream summary: The DPDK vhost-user interface does not check to verify that all the requested guest physical range […]

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Debian 12 — cvxopt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — cvxopt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-41500 Upstream summary: Incomplete string comparison vulnerability exits in cvxopt.org cvxop <= 1.2.6 in APIs (cvxopt.cholmod.diag, cvxopt.cholmod.getfactor, cvxopt.cholmod.solve, cvxopt.cholmod.spsolve), which allows attackers to conduct Denial of Service attacks […]

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How to Install and Configure Julia on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install and Configure Julia on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install and configure julia on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and […]

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Debian 12 — psi — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — psi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-6393 Upstream summary: PSI Jabber client before 0.12.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a file transfer request […]

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Debian 12 — jackson-dataformat-cbor — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jackson-dataformat-cbor — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-28491 Upstream summary: This affects the package com.fasterxml.jackson.dataformat:jackson-dataformat-cbor from 0 and before 2.11.4, from 2.12.0-rc1 and before 2.12.1. Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception. […]

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