chris

NetBSD 10.0 — ruby-rails-html-sanitizer — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-rails-html-sanitizer — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 21, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-3741 CVE-2022-23519 CVE-2022-23520 CVE-2022-23518 Upstream summary: pkgsrc audit-packages flagged ruby{22,23,24,25}-rails-html-sanitizer<1.0.4 for vulnerability class 'cross-site-scripting'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-3741 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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CentOS Stream 9 — bind9.18 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — bind9.18 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:7915 Related CVEs: CVE-2026-1519 CVE-2025-40778 CVE-2025-40780 CVE-2025-8677 CVE-2024-11187 CVE-2024-12705 Upstream summary: BIND (Berkeley Internet Name Domain) is an implementation of the DNS (Domain Name System) protocols. BIND includes a DNS server […]

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CentOS Stream 10 — gstreamer1-plugins-ugly-free — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — gstreamer1-plugins-ugly-free — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:6259 Related CVEs: CVE-2026-2920 CVE-2026-2921 CVE-2026-2922 CVE-2026-2923 CVE-2026-3082 CVE-2026-3083 CVE-2026-3085 Upstream summary: GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-bad-free package […]

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SLES 12 — libz1 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libz1 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1863-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-37434 CVE-2018-25032 CVE-2023-45853 Upstream summary: zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header […]

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SLES 15 — pam_u2f — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — pam_u2f — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0167-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-23013 CVE-2021-31924 CVE-2019-12209 CVE-2019-12210 CVE-2019-9578 Upstream summary: In Yubico pam-u2f before 1.3.1, local privilege escalation can sometimes occur. This product implements a Pluggable Authentication Module […]

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SLES 16 — libcares2 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libcares2 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2020:778-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8277 CVE-2021-3672 CVE-2023-32067 CVE-2025-62408 CVE-2016-5180 CVE-2017-1000381 CVE-2022-4904 CVE-2023-31124  +4 more Upstream summary: A Node.js application that allows an attacker to trigger a DNS request for […]

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Oracle Linux 8 — Kernel Issues — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Kernel Issues (OL8-ISSUES-KERNEL)

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug OLRNT-ol8-issues-kernel Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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