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Ubuntu 22.04 — dotnet8 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — dotnet8 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8176-1 Related CVEs: CVE-2026-33116 CVE-2026-32178 CVE-2026-32203 CVE-2026-26171 CVE-2026-26127 CVE-2026-26130 CVE-2026-21218 CVE-2025-55247  +12 more Upstream summary: Ludvig Pedersen discovered that the System.Security.Cryptography.Xml library in .NET incorrectly handled certain XML inputs. An […]

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Ubuntu 24.04 — xorg-server — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — xorg-server — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7846-1 Related CVEs: CVE-2025-62230 CVE-2025-62231 CVE-2025-62229 CVE-2025-49175 CVE-2025-49176 CVE-2025-49177 CVE-2025-49178 CVE-2025-49179  +10 more Upstream summary: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker […]

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NetBSD 9.4 — gst-plugins1-good — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — gst-plugins1-good — 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-2026-3083 CVE-2026-3085 CVE-2025-47183 CVE-2025-47219 Upstream summary: pkgsrc audit-packages flagged gst-plugins1-good<1.10.2 for vulnerability class 'multiple-vulnerabilities'. Reference: https://gstreamer.freedesktop.org/releases/1.10/#1.10.2 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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

Ubuntu 20.04 — lua-cjson — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 July 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8169-1 Related CVEs: CVE-2025-49844 CVE-2022-24834 CVE-2024-31449 Upstream summary: It was discovered that Redis incorrectly handled certain specially crafted Lua scripts. A remote attacker could possibly use this issue to cause […]

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Windows Server 2019 — KB5053593 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5053593 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5053593 • MSRC update-guide entry Related CVEs: CVE-2025-21247 Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass […]

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Ubuntu 24.04 — pyasn1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — pyasn1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 July 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8129-1 Related CVEs: CVE-2026-30922 CVE-2026-23490 Upstream summary: It was discovered that pyasn1 incorrectly handled recursion when decoding ASN.1 data. An attacker could use this issue to cause pyasn1 to consume […]

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Ubuntu 16.04 — openssh — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — openssh — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7270-2 Related CVEs: CVE-2025-26465 CVE-2023-51385 CVE-2023-48795 https://launchpad.net/bugs/2030275 CVE-2023-38408 CVE-2021-41617 CVE-2019-6111 CVE-2018-20685  +10 more Upstream summary: USN-7270-1 fixed a vulnerability in OpenSSH. This update provides the corresponding update for Ubuntu 16.04 […]

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openSUSE Tumbleweed — libQt6Svg6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libQt6Svg6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:22394 (see also SUSE bugzilla) Related CVEs: CVE-2025-10728 CVE-2025-10729 CVE-2026-6210 Upstream summary: When the module renders a Svg file that contains a <pattern> element, it might end up rendering it recursively leading […]

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SLES 12 — net-tools — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — net-tools — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 July 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02974-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-46836 Upstream summary: net-tools is a collection of programs that form the base set of the NET-3 networking distribution for the Linux operating system. Inn […]

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Alpine Linux 3.20 — gnupg — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — gnupg — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.4.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gnupg 2.4.9-r0 Related CVEs: CVE-2025-68972 CVE-2025-68973 CVE-2018-12020 CVE-2022-34903 CVE-2020-25125 CVE-2019-14855 Upstream summary: Alpine main repository for vv3.20 ships gnupg 2.4.9-r0 which addresses CVE-2025-68972. Table of […]

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