Common Problems

Debian 11 — libnfsidmap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libnfsidmap — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4135 Upstream summary: The NFSv4 ID mapper (nfsidmap) before 0.17 does not properly handle return values from the getpwnam_r function when performing a username lookup, which can cause […]

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Debian 11 — python-engineio — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-engineio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13611 Upstream summary: An issue was discovered in python-engineio through 3.8.2. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket connections to a […]

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Debian 11 — pvpgn — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pvpgn — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-2705 CVE-2005-2096 CVE-2008-5370 Upstream summary: Unspecified vulnerability in Player vs. Player Gaming Network (PvPGN) before 1.6.4 allows remote attackers to obtain attributes of arbitrary accounts, including the password […]

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Debian 11 — sane-backends — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sane-backends — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0773 CVE-2003-0774 CVE-2003-0775 CVE-2003-0776 CVE-2003-0777 CVE-2003-0778 CVE-2017-6318 CVE-2020-12861  +8 more Upstream summary: saned in sane-backends 1.0.7 and earlier does not check the IP address of the connecting host […]

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Oracle Linux 8 — ruby:2.5 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.5 — vulnerability — patch and remediation guide (ELSA-2022-0672)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0672 Related CVEs: CVE-2021-31810 CVE-2021-31799 CVE-2021-32066 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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Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2021-2883)

🟠 High   ⏱ 15–60 min  Last verified: 4 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2883 Related CVEs: CVE-2021-29969 CVE-2021-29976 CVE-2021-30547 CVE-2021-29970 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Arch Linux — openexr — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — openexr — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-14 Related CVEs: CVE-2021-3598 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 3.0.4-1. Fixed in: 3.0.5-1. Group: AVG-2071. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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IBM AIX 7.1 — CVE-2021-29738 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2021-29738 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 3 October 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2021-29738, IBM Support Bulletin CVE: CVE-2021-29738 NVD summary: IBM InfoSphere Data Flow Designer (IBM InfoSphere Information Server 11.7 ) is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker […]

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FreeBSD 13 — intel-nvmupdate — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — intel-nvmupdate — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Intel(R) NVMUpdate — Intel(R) Ethernet Controller X710/XL710 NVM Security Vulnerability Related CVEs: CVE-2016-8106 Upstream summary: Intel Corporation reports: A security vulnerability in the Intel(R) Ethernet Controller X710 and Intel(R) Ethernet […]

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