Security Hardening

CentOS Stream 9 — iperf3 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — iperf3 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:0161 Related CVEs: CVE-2024-53580 CVE-2023-38403 CVE-2025-54349 CVE-2023-7250 CVE-2024-26306 Upstream summary: Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay […]

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CentOS Stream 10 — go-rpm-macros — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — go-rpm-macros — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:8840 Related CVEs: CVE-2026-25679 CVE-2025-61726 Upstream summary: This package provides build-stage rpm automation to simplify the creation of Go language (golang) packages. It does not need to be included in the […]

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Red Hat Enterprise Linux 8 — libpng15 — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — libpng15 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:6469 Related CVEs: CVE-2026-25646 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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SLES 12 — libslurm36 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libslurm36 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:01751-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-43904 Upstream summary: In SchedMD Slurm before 24.11.5, 24.05.8, and 23.11.11, the accounting system can allow a Coordinator to promote a user to Administrator. Table […]

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FreeBSD 15 — linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0902 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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Fedora 42 — krb5 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — krb5 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-6c99aaa6d3 Related CVEs: CVE-2026-40355 CVE-2026-40356 Upstream summary: – Fix NegoEx parsing vulnerabilities (CVE-2026-40355, CVE-2026-40356) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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FreeBSD 15 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: 11/libX11 multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: The X.Org project reports: CVE-2023-43785: out-of-bounds memory access in _XkbReadKeySyms() When libX11 is […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 4 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsoup — stack based buffer overflow Related CVEs: CVE-2011-2054 CVE-2017-2885 Upstream summary: Tobias Mueller reports: libsoup is susceptible to a stack based buffer overflow attack when using chunked encoding. Regardless […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 4 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_python — information leakage vulnerability Related CVEs: CVE-2003-0973 CVE-2005-0088 Upstream summary: Mark J Cox reports: Graham Dumpleton discovered a flaw which can affect anyone using the publisher handle of the […]

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FreeBSD 14 — py312-wheel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py312-wheel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 March 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: wheel — CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Related CVEs: CVE-2026-24049 Upstream summary: https://github.com/pypa/wheel/security/advisories/GHSA-8rrh-rw8j-w5fx reports: wheel is a command line tool for manipulating Python […]

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