Fix Prevention

FreeBSD 14 — py310-matrix-synapse — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py310-matrix-synapse — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • April 23, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 23 April 2025 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-matrix-synapse — federation denial of service via malformed events Related CVEs: CVE-2021-39163 CVE-2021-39164 CVE-2021-41281 CVE-2022-31052 CVE-2024-31208 CVE-2024-37302 CVE-2024-37303 CVE-2024-52805  +4 more Upstream summary: element-hq/synapse developers report: A malicious server can […]

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NetBSD 9.4 — ruby-activestorage71 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-activestorage71 — vulnerability — patch and remediation guide

  • April 23, 2025
  • BSD
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🟡 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-2025-24293 Upstream summary: pkgsrc audit-packages flagged ruby{32,33,34}-activestorage71<7.1.5.2 for vulnerability class 'command-injection'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-24293 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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FreeBSD 13 — py310-pdfminer.six — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-pdfminer.six — vulnerability — patch and remediation guide

  • April 23, 2025
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 23 April 2025 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-pdfminer.six — Arbitrary Code Execution in pdfminer.six via Crafted PDF Input Related CVEs: CVE-2025-64512 Upstream summary: Pieter Marsman reports: pdfminer.six will execute arbitrary code from a malicious pickle file if […]

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Alpine Linux 3.20 — lxterminal — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — lxterminal — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.3.0-r1 📖 ~4 min read  •  Source: Alpine secdb entry — lxterminal 0.3.0-r1 Related CVEs: CVE-2016-10369 Upstream summary: Alpine community repository for vv3.20 ships lxterminal 0.3.0-r1 which addresses CVE-2016-10369. Table of contents Symptom & Impact Environment […]

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Debian 11 — libhibernate-validator4-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libhibernate-validator4-java — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 April 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-35036 Upstream summary: Hibernate Validator before 6.2.0 and 7.0.0, by default and depending how it is used, may interpolate user-supplied input in a constraint violation message with Expression […]

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

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

  • April 23, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.9.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libpcap 1.9.1-r0 Related CVEs: CVE-2018-16301 CVE-2019-15161 CVE-2019-15162 CVE-2019-15163 CVE-2019-15164 CVE-2019-15165 Upstream summary: Alpine main repository for vv3.20 ships libpcap 1.9.1-r0 which addresses CVE-2018-16301. Table of […]

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Alpine Linux 3.19 — tinyssh — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — tinyssh — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 20230101-r3 📖 ~4 min read  •  Source: Alpine secdb entry — tinyssh 20230101-r3 Related CVEs: CVE-2023-48795 Upstream summary: Alpine community repository for vv3.19 ships tinyssh 20230101-r3 which addresses CVE-2023-48795. Table of contents Symptom & Impact Environment […]

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Debian 12 — leaflet — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — leaflet — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 April 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-69993 Upstream summary: Leaflet versions up to and including 1.9.4 are vulnerable to Cross-Site Scripting (XSS) via the bindPopup() method. This method renders user-supplied input as raw HTML […]

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openSUSE Leap 15.6 — keepalived — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — keepalived — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:0743 (see also SUSE bugzilla) Related CVEs: CVE-2024-41184 Upstream summary: In the vrrp_ipsets_handler handler (fglobal_parser.c) of keepalived through 2.3.1, an integer overflow can occur. NOTE: this CVE Record might not be […]

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Debian 12 — r-cran-gh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — r-cran-gh — vulnerability — patch and remediation guide

  • April 23, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 April 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-54956 Upstream summary: The gh package before 1.5.0 for R delivers an HTTP response in a data structure that includes the Authorization header from the corresponding HTTP request. […]

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AIX AlmaLinux Alpine Linux authentication authorization Backup Recovery Boot Startup Cloud Integration Common Problems Cpu Memory Database Debian Debian 11 Debian 12 Bookworm Debian 13 Trixie DNS Firewall Fix Prevention FreeBSD FreeBSD 12 FreeBSD 13 FreeBSD 14 FreeBSD 15 Kernel Drivers Logging Monitoring Lvm Raid NetBSD Networking openSUSE Operations Oracle Linux Oracle Linux 8 Oracle Linux 9 Package Management Performance Proxy Security Hardening SLES Storage Disk Systemd Services Tls Ssl Troubleshooting ubuntu VPN windows server

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