Package Management

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

Ubuntu 24.04 — xwayland — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 February 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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Ubuntu 22.04 — libcpanel-json-xs-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libcpanel-json-xs-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7749-1 Related CVEs: CVE-2025-40929 CVE-2022-48623 Upstream summary: It was discovered that Cpanel-JSON-XS incorrectly handled parsing certain JSON data. An attacker could possibly use this issue to cause Cpanel-JSON-XS to crash, […]

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Ubuntu 22.04 — munge — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — munge — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8040-1 Related CVEs: CVE-2026-25506 Upstream summary: Titouan Lazard discovered that MUNGE contained an exploitable buffer overflow in munged (the MUNGE authentication daemon). A local attacker could possibly use this issue […]

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Ubuntu 22.04 — kmod — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — kmod — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8226-1 Related CVEs: CVE-2026-31431 https://launchpad.net/bugs/2150743 Upstream summary: It was discovered that the Linux kernel algif_aead module contained a logic flaw allowing a local attacker to escalate privileges to root. This […]

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Ubuntu 24.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8167-1 Related CVEs: CVE-2026-34080 Upstream summary: It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping in policy rules. A local attacker could possibly use this issue to intercept certain D-Bus messages. […]

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Ubuntu 22.04 — python-dynaconf — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-dynaconf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8231-1 Related CVEs: CVE-2026-33154 Upstream summary: It was discovered that Dynaconf was incorrectly handling template evaluation in its string resolvers. A remote attacker could possibly use this issue to execute […]

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Windows Server 2019 — KB5082123 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5082123 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5082123 • MSRC update-guide entry Related CVEs: CVE-2026-32157 CVE-2026-33826 CVE-2026-33827 CVE-2026-33824 CVE-2026-20930 CVE-2026-25250 CVE-2026-23670 CVE-2026-26151  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Remote […]

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SLES 12 — libcairo2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libcairo2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 February 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2016:1100-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-3190 CVE-2016-9082 CVE-2017-7475 CVE-2017-9814 CVE-2019-6461 CVE-2025-50422 CVE-2019-6462 Upstream summary: The fill_xrgb32_lerp_opaque_spans function in cairo-image-compositor.c in cairo before 1.14.2 allows remote attackers to cause a denial […]

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Oracle Linux 9 — libpng15 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libpng15 — vulnerability — patch and remediation guide (ELSA-2026-3031)

🟠 High   ⏱ 15–60 min  Last verified: 4 February 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-3031 Related CVEs: CVE-2026-25646 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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