Package Management

Windows Server 2022 — KB5034121 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5034121 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5034121 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20700 CVE-2024-20654 CVE-2024-20657 CVE-2024-20658 CVE-2024-20680 CVE-2024-20682 CVE-2024-20683  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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

Debian 12 — gmp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-43618 Upstream summary: GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault […]

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Amazon Linux 2 — hsqldb — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — hsqldb — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-1914 Related CVEs: CVE-2022-41853 CVE-2023-1183 Upstream summary: Those using java.sql.Statement or java.sql.PreparedStatement in hsqldb (HyperSQL DataBase) to process untrusted input may be vulnerable to a remote code execution attack. By […]

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

Debian 12 — ibus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-14822 Upstream summary: A flaw was discovered in ibus in versions before 1.5.22 that allows any unprivileged user to monitor and send method calls to the ibus bus […]

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

Debian 12 — seahorse — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-7320 Upstream summary: GNOME Seahorse through 3.30 allows physically proximate attackers to read plaintext passwords by using the quickAllow dialog at an unattended workstation, if the keyring is […]

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NetBSD 9.4 — mysql-client-4.0.2[0-2]* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — mysql-client — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged mysql-client for vulnerability class 'local-file-write'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0004 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Ubuntu 18.04 — iperf3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — iperf3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 January 2024 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6431-1 Related CVEs: CVE-2023-38403 https://launchpad.net/bugs/2038654 Upstream summary: It was discovered that iperf3 did not properly manage certain inputs, which could lead to a crash. A remote attacker could possibly use […]

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

NetBSD 9.4 — exmh — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged exmh<2.3 for vulnerability class 'local-symlink-race'. Reference: http://www.beedub.com/exmh/symlink.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Ubuntu 22.04 — u-boot — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — u-boot — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 January 2024 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8056-1 Related CVEs: CVE-2024-57255 CVE-2024-57254 CVE-2024-57257 CVE-2024-57258 CVE-2024-57256 CVE-2024-57259 CVE-2022-2347 CVE-2022-30552  +5 more Upstream summary: Simon Diepold discovered that U-Boot incorrectly handled certain DHCP responses. An attacker on the local […]

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SLES 15 — python2-cryptography — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-cryptography — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 January 2024 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:740-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-10903 CVE-2020-36242 CVE-2023-49083 CVE-2023-23931 CVE-2020-25659 Upstream summary: A flaw was found in python-cryptography versions between >=1.9.0 and <2.3. The finalize_with_tag API did not enforce a […]

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