Linux

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

Debian 11 — gource — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-2449 Upstream summary: Gource through 0.26 logs to a predictable file name (/tmp/gource-$UID.tmp), enabling attackers to overwrite an arbitrary file via a symlink attack. Table of contents Symptom […]

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Debian 11 — golang-github-gin-contrib-cors — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-gin-contrib-cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-25211 Upstream summary: parseWildcardRules in Gin-Gonic CORS middleware before 1.6.0 mishandles a wildcard at the end of an origin string, e.g., https://example.community/* is allowed when the intention is […]

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

Debian 11 — im — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1395 Upstream summary: Internet Message (IM) 141-18 and earlier uses predictable file and directory names, which allows local users to (1) obtain unauthorized directory permissions via a temporary […]

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Ubuntu 18.04 — libjpeg-turbo — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libjpeg-turbo — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 June 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5631-1 Related CVEs: CVE-2018-11813 CVE-2020-17541 CVE-2020-35538 CVE-2021-46822 CVE-2020-13790 CVE-2018-14498 CVE-2018-19664 CVE-2018-20330  +8 more Upstream summary: It was discovered that libjpeg-turbo incorrectly handled certain EOF characters. An attacker could possibly use […]

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Ubuntu 20.04 — gif2apng — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gif2apng — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 June 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5969-1 Related CVEs: CVE-2021-45909 CVE-2021-45910 CVE-2021-45911 Upstream summary: It was discovered that gif2apng contained multiple heap-base overflows. An attacker could potentially exploit this to cause a denial of service (system […]

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SLES 12 — python-azure-core — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — python-azure-core — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 June 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:2897-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-30187 Upstream summary: Unknown. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Oracle Linux 8 — grafana-pcp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grafana-pcp — vulnerability — patch and remediation guide (ELSA-2023-2785)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2785 Related CVEs: CVE-2022-27664 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 117039

Ubuntu 22.04 LTS – OpenSSL certificate chain errors break wget and curl

🟠 High   ⏱ 5–30 min  Last verified: 4 June 2022 Affected versions: Ubuntu 22.04 LTS Ubuntu 22.04 Ubuntu 22.04.4 📖 ~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 […]

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How to Install .NET 6 SDK on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install .NET 6 SDK on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up install .net 6 sdk on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and […]

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