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openSUSE Leap 15.5 — traceroute — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — traceroute — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3924-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-46316 Upstream summary: In buc Traceroute 2.0.12 through 2.1.2 before 2.1.3, the wrapper scripts do not properly parse command lines. Table of contents Symptom […]

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Ubuntu 20.04 — procps — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — procps — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 December 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6477-1 Related CVEs: CVE-2023-4016 Upstream summary: It was discovered that the procps-ng ps tool incorrectly handled memory. An attacker could possibly use this issue to cause procps-ng to crash, resulting […]

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CentOS Stream 9 — perl — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — perl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 December 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:2228 Related CVEs: CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Write past buffer end […]

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Alpine Linux 3.18 — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.13.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — icinga2 2.13.1-r0 Related CVEs: CVE-2021-37698 CVE-2020-14001 Upstream summary: Alpine community repository for vv3.18 ships icinga2 2.13.1-r0 which addresses CVE-2021-37698. Table of contents Symptom & Impact […]

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

Oracle Linux 9 — varnish — vulnerability — patch and remediation guide (ELSA-2022-8643)

🟠 High   ⏱ 15–60 min  Last verified: 30 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8643 Related CVEs: CVE-2022-45060 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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NetBSD 9.4 — emacs22 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — emacs22 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2017-14482 Upstream summary: pkgsrc audit-packages flagged emacs22-[0-9]* for vulnerability class 'arbitrary-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-14482 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Oracle Linux 8 — sudo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sudo — vulnerability — patch and remediation guide (ELSA-2024-0811)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 December 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0811 Related CVEs: CVE-2023-28487 CVE-2023-28486 CVE-2023-42465 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 9 — keylime — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — keylime — vulnerability — patch and remediation guide (ELSA-2023-5080)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5080 Related CVEs: CVE-2023-38201 CVE-2023-38200 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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Alpine Linux 3.18 — openjdk15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — openjdk15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 15.0.8_p4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — openjdk15 15.0.8_p4-r0 Related CVEs: CVE-2022-21540 CVE-2022-21541 CVE-2022-21549 CVE-2022-25647 CVE-2022-34169 CVE-2022-21426 CVE-2022-21449 CVE-2022-21434  +12 more Upstream summary: Alpine community repository for vv3.18 ships openjdk15 15.0.8_p4-r0 which […]

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NetBSD 9.4 — py-clearsilver — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-clearsilver — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged py{25,26,27,31}-clearsilver<0.10.5nb1 for vulnerability class 'denial-of-service'. Reference: http://secunia.com/advisories/47016/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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