Security Hardening

Rocky Linux 9 — image-builder — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — image-builder — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:13671 Related CVEs: CVE-2026-25679 CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 CVE-2025-58183 Upstream summary: A local binary for building customized OS artifacts such as VM images and OSTree commits. Uses osbuild under the hood. […]

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Debian 13 — libwebsockets — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libwebsockets — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-11677 CVE-2025-11678 Upstream summary: Use After Free in WebSocket server implementation in lws_handshake_server in warmcat libwebsockets may allow an attacker, in specific configurations where the user provides a […]

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Debian 13 — node-tar — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-tar — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8860 CVE-2018-20834 CVE-2021-32803 CVE-2021-32804 CVE-2021-37701 CVE-2021-37712 CVE-2024-28863 CVE-2026-23745  +3 more Upstream summary: The tar package before 2.0.0 for Node.js allows remote attackers to write to arbitrary files via […]

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openSUSE Tumbleweed — epiphany — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — epiphany — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:15011-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-3839 CVE-2023-26081 CVE-2022-29536 CVE-2021-45085 CVE-2021-45088 CVE-2018-11396 Upstream summary: A flaw was found in Epiphany, a tool that allows websites to open external URL handler applications […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kdelibs4, rekonq — input validation failure Related CVEs: CVE-2011-3365 CVE-2011-3366 Upstream summary: KDE Security Advisory reports: The default rendering type for a QLabel is QLabel::AutoText, which uses heuristics to determine […]

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Debian 13 — gpp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gpp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-17076 Upstream summary: GPP through 2.25 will try to use more memory space than is available on the stack, leading to a segmentation fault or possibly unspecified other impact […]

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FreeBSD 15 — emacs-devel — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — emacs-devel — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Emacs — Arbitrary code execution vulnerability Related CVEs: CVE-2022-45939 CVE-2022-48337 CVE-2022-48338 CVE-2022-48339 CVE-2024-53920 CVE-2025-1244 Upstream summary: Problem Description A shell injection vulnerability exists in GNU Emacs due to improper handling […]

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FreeBSD 14 — postgresql18-client — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — postgresql18-client — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL — Multiple vulnerabilities Related CVEs: CVE-2025-12817 CVE-2025-12818 CVE-2026-6472 CVE-2026-6473 CVE-2026-6474 CVE-2026-6475 CVE-2026-6476 CVE-2026-6477  +5 more Upstream summary: The PostgreSQL project reports: Missing authorization in PostgreSQL CREATE TYPE allows an […]

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Red Hat Enterprise Linux 10 — poppler — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — poppler — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:1090 Related CVEs: CVE-2025-32365 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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FreeBSD 12 — py312-strawberry-graphql — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py312-strawberry-graphql — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-strawberry-graphql — Multiple vulnerabilities Related CVEs: CVE-2026-35523 CVE-2026-35526 Upstream summary: The Strawberry GraphQL project reports: Strawberry up until version 0.312.3 is vulnerable to an authentication bypass on WebSocket subscription endpoints. […]

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