May 2026 - Page 9 of 223

Debian 13 — numpy — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — numpy — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-33430 CVE-2021-34141 CVE-2021-41495 CVE-2021-41496 Upstream summary: A Buffer Overflow vulnerability exists in NumPy 1.9.x in the PyArray_NewFromDescr_int function of ctors.c when specifying arrays of large dimensions (over 32) […]

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Rocky Linux 10 — libpng — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 10

Rocky Linux 10 — libpng — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 10 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:3551 Related CVEs: CVE-2026-22695 CVE-2026-22801 CVE-2026-25646 CVE-2025-64720 CVE-2025-65018 CVE-2025-66293 CVE-2026-33416 CVE-2026-33636 Upstream summary: The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics (PNG) image […]

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How to Secure MySQL 9 on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Secure MySQL 9 on Ubuntu 26.04

A default MySQL installation exposes several security risks — anonymous users, a test database, and root remote login. Beyond the initial security script, additional hardening significantly reduces your attack surface. This guide walks through a thorough MySQL 9 security hardening process on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 […]

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Debian 13 — htslib — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — htslib — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000206 CVE-2018-13843 CVE-2018-13844 CVE-2018-13845 CVE-2018-14329 CVE-2020-36403 CVE-2026-31962 CVE-2026-31963  +8 more Upstream summary: samtools htslib library version 1.4.0 and earlier is vulnerable to buffer overflow in the CRAM rANS […]

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FreeBSD 15 — py34-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py34-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: borgbackup — remote users can override repository restrictions Related CVEs: CVE-2017-15914 Upstream summary: BorgBackup reports: Incorrect implementation of access controls allows remote users to override repository restrictions in Borg servers. […]

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FreeBSD 15 — py310-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py310-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-pygments — multiple DoS vulnerabilities Related CVEs: CVE-2021-20270 CVE-2021-27291 Upstream summary: Red Hat reports: An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of […]

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Windows Server 2019 — KB5073698 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5073698 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5073698 • MSRC update-guide entry Related CVEs: CVE-2026-21265 CVE-2026-0386 CVE-2026-20805 CVE-2026-20816 CVE-2026-20820 CVE-2026-20821 CVE-2026-20824 CVE-2026-20828  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Windows Secure Boot stores Microsoft […]

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Debian 12 — libcompress-raw-zlib-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libcompress-raw-zlib-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1391 CVE-2026-3381 Upstream summary: Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017, as used in AMaViS, SpamAssassin, and possibly other products, allows […]

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Windows Server 2019 — KB5087066 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5087066 — 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 KB5087066 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to […]

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Debian 13 — varnish — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — varnish — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2936 CVE-2009-4488 CVE-2013-4090 CVE-2013-4484 CVE-2015-8852 CVE-2017-12425 CVE-2017-8807 CVE-2019-15892  +12 more Upstream summary: The Command Line Interface (aka Server CLI or administration interface) in the master process in the […]

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