April 2026 - Page 81 of 170

Windows Server 2019 — KB5089549 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5089549 — 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 KB5089549 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-33839 CVE-2026-34329 CVE-2026-34330  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Heap-based buffer overflow in Windows […]

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AlmaLinux 8 — grafana — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — grafana — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 16, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:7011 Related CVEs: CVE-2026-25679 CVE-2025-61726 CVE-2025-61728 CVE-2025-68121 CVE-2025-61729 CVE-2025-4123 CVE-2025-21613 CVE-2025-21614  +12 more Upstream summary: Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB. […]

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Amazon Linux 2 — PackageKit — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — PackageKit — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 16, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2026-3282 Related CVEs: CVE-2026-41651 CVE-2018-1106 CVE-2024-0217 Upstream summary: PackageKit is a a D-Bus abstraction layer that allows the user to manage packages in a secure way using a cross-distro, cross-architecture […]

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AlmaLinux 8 — dovecot — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — dovecot — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • April 16, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:13830 Related CVEs: CVE-2025-59032 CVE-2026-27857 CVE-2026-27858 CVE-2024-23184 CVE-2024-23185 CVE-2022-30550 CVE-2021-33515 CVE-2020-24386  +3 more Upstream summary: Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. […]

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Amazon Linux 2 — java-11-amazon-corretto — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — java-11-amazon-corretto — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 16, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1731 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2026-22007 CVE-2026-22013 CVE-2026-22016 CVE-2026-22018 CVE-2026-22021 CVE-2026-34268  +12 more Upstream summary: No versions of an Amazon Linux Java Virtual Machine (JVM) are affected by CVE-2021-44228 or […]

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FreeBSD 15 — openslp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — openslp — vulnerability — patch and remediation guide

  • April 16, 2026
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openslp — denial of service vulnerability Related CVEs: CVE-2015-5155 Upstream summary: Qinghao Tang reports: The function ParseExtension() in openslp 1.2.1 contains vulnerability: an attacker can cause a denial of service […]

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FreeBSD 15 — x11vnc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — x11vnc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 16, 2026
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: x11vnc — access to shared memory segments Related CVEs: CVE-2006-2450 CVE-2020-29074 Upstream summary: [email protected] reports: scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows access by actors other […]

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FreeBSD 14 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide

  • April 16, 2026
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Vulnerability found in Expat Related CVEs: CVE-2009-3560 CVE-2009-3720 CVE-2012-6702 CVE-2013-0340 CVE-2016-0718 CVE-2016-4472 CVE-2016-5300 CVE-2016-9063  +11 more Upstream summary: Expat 2.8.1 was released yesterday. The key motivation for cutting a release […]

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FreeBSD 15 — advancecomp — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — advancecomp — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • April 16, 2026
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: advancecomp — Multiple vulnerabilities Related CVEs: CVE-2018-1056 CVE-2019-8379 CVE-2019-8383 CVE-2019-9210 CVE-2022-35014 CVE-2022-35015 CVE-2022-35016 CVE-2022-35017  +3 more Upstream summary: GitHub advisories reports: Multiple vulnerabilities found in advancecomp including: Three segmentation faults. […]

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FreeBSD 13 — libnghttp — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libnghttp — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • April 16, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nghttp2 — CWE-617: Reachable Assertion Related CVEs: CVE-2018-1000168 CVE-2019-9511 CVE-2019-9513 CVE-2020-11080 CVE-2026-27135 Upstream summary: https://github.com/nghttp2/nghttp2/security/advisories/GHSA-6933-cjhr-5qg6 reports: nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior […]

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