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Debian 12 — netkit-telnet-ssl — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — netkit-telnet-ssl — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 July 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0640 CVE-2004-0911 CVE-2004-0998 CVE-2005-0469 CVE-2020-10188 Upstream summary: Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13 allows remote attackers to execute arbitrary code. […]

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Debian 12 — shtool — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — shtool — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 July 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1751 CVE-2005-1759 Upstream summary: Race condition in shtool 2.0.1 and earlier allows local users to create or modify arbitrary files via a symlink attack on the .shtool.$$ temporary […]

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openSUSE Tumbleweed — ruby3.1-rubygem-actionpack — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby3.1-rubygem-actionpack — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0442-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-22792 CVE-2023-22795 CVE-2023-22797 CVE-2022-23633 CVE-2021-22942 CVE-2021-44528 Upstream summary: A regular expression based DoS vulnerability in Action Dispatch <6.0.6.1,< 6.1.7.1, and <7.0.4.1. Specially crafted cookies, in […]

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Debian 12 — containerd — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — containerd — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 13 July 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15157 CVE-2020-15257 CVE-2021-21334 CVE-2021-32760 CVE-2021-41103 CVE-2021-43816 CVE-2022-23471 CVE-2022-23648  +7 more Upstream summary: In containerd (an industry-standard container runtime) before version 1.2.14 there is a credential leaking vulnerability. If […]

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NetBSD 9.4 — ejabberd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ejabberd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2013-6169 CVE-2014-8760 CVE-2010-0305 CVE-2011-1753 Upstream summary: pkgsrc audit-packages flagged ejabberd<2.0.4 for vulnerability class 'script-insertion-attacks'. Reference: http://secunia.com/advisories/34340/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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NetBSD 9.4 — aspell — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — aspell — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-17544 CVE-2019-20433 CVE-2019-25051 Upstream summary: pkgsrc audit-packages flagged aspell<0.60.8 for vulnerability class 'out-of-bounds-read'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-17544 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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

Ubuntu 20.04 — libcdio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 July 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6855-1 Related CVEs: CVE-2024-36600 Upstream summary: Mansour Gashasbi discovered that libcdio incorrectly handled certain memory operations when parsing an ISO file, leading to a buffer overflow vulnerability. An attacker could […]

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NetBSD 9.4 — lukemftpd — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — lukemftpd — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: NetBSD advisory NetBSD-SA-2004-009 Upstream summary: pkgsrc audit-packages flagged lukemftpd-[0-9]* for vulnerability class 'remote-root-access'. Reference: https://ftp.NetBSD.org/pub/NetBSD/security/advisories/NetBSD-SA2004-009.txt.asc Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-12798)

🟠 High   ⏱ 15–60 min  Last verified: 13 July 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12798 Related CVEs: CVE-2023-22024 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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Windows Server 2016 — KB5033375 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5033375 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5033375 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-36011 CVE-2023-21740 CVE-2023-20588 CVE-2023-36003 CVE-2023-36004  +4 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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