Security Hardening

FreeBSD 15 — WebCalendar-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — WebCalendar-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: WebCalendar — multiple vulnerabilities Related CVEs: CVE-2012-0846 CVE-2012-1495 CVE-2012-1496 Upstream summary: Hanno Boeck reports: Fixes [are now available] for various security vulnerabilities including LFI (local file inclusion), XSS (cross site […]

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Amazon Linux 2023 — kernel6.18 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel6.18 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1709 Related CVEs: CVE-2026-46300 CVE-2025-71239 CVE-2025-71265 CVE-2025-71266 CVE-2025-71267 CVE-2025-71295 CVE-2025-71298 CVE-2025-71301  +12 more Upstream summary: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker […]

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FreeBSD 15 — py311-pdfminer.six — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py311-pdfminer.six — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2026 Affected versions: FreeBSD 15 📖 ~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 edge — libheif — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libheif — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.5.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libheif 1.5.0-r0 Related CVEs: CVE-2019-11471 CVE-2025-68431 CVE-2023-49462 CVE-2023-49463 Upstream summary: Alpine community repository for vedge ships libheif 1.5.0-r0 which addresses CVE-2019-11471. Table of contents Symptom […]

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FreeBSD 15 — py39-joblib — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py39-joblib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-joblib — arbitrary code execution Related CVEs: CVE-2022-21797 Upstream summary: jimlinntu reports: The package joblib from 0 and before 1.2.0 are vulnerable to Arbitrary Code Execution via the pre_dispatch flag […]

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NetBSD 9.4 — py-cbor2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-cbor2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 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-2025-64076 CVE-2024-26134 CVE-2025-68131 Upstream summary: pkgsrc audit-packages flagged py{27,39,310,311,312,313,314}-cbor2<5.7.1 for vulnerability class 'multiple-vulnerabilities'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-64076 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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FreeBSD 12 — postgresql-jdbc — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — postgresql-jdbc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL JDBC library — Improper Authentication Related CVEs: CVE-2025-49146 Upstream summary: PostgreSQL JDBC Driver project reports: Client Allows Fallback to Insecure Authentication Despite channelBinding=require configuration. Fix channel binding required handling […]

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FreeBSD 14 — gstreamer1-plugins-base — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — gstreamer1-plugins-base — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gstreamer1 — multiple vulnerabilities Related CVEs: CVE-2026-39043 CVE-2026-39044 CVE-2026-46469 CVE-2026-46470 CVE-2026-46472 CVE-2026-5056 Upstream summary: The GStreamer project reports multiple security vulnerabilities fixed in the 1.28.3 release: Six security vulnerabilities were […]

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FreeBSD 12 — rubygem-resolv — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-resolv — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-resolv — Possible denial of service Related CVEs: CVE-2025-24294 Upstream summary: Manu reports: The vulnerability is caused by an insufficient check on the length of a decompressed domain name within […]

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FreeBSD 15 — tnef — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — tnef — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tnef — An attacker may be able to write to the victim's .ssh/authorized_keys file via an e-mail message Related CVEs: CVE-2017-6307 CVE-2017-6308 CVE-2017-6309 CVE-2017-6310 CVE-2019-18849 Upstream summary: [email protected] reports: In […]

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