Logging Monitoring

Ubuntu 16.04 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 April 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8268-1 Related CVEs: CVE-2026-4890 CVE-2026-4891 CVE-2026-2291 CVE-2026-4892 CVE-2026-5172 CVE-2026-4893 CVE-2023-28450 CVE-2023-50387  +12 more Upstream summary: Andrew S. Fasano, Royce M, and Hugo Martinez Ray discovered that Dnsmasq did not allocate […]

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

FreeBSD 15 — postgresql-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL server — Potentially allowing authenicated database users to see data that they shouldn't. Related CVEs: CVE-2005-0227 CVE-2005-0244 CVE-2005-0245 CVE-2005-0246 CVE-2005-0247 CVE-2006-0553 CVE-2006-2313 CVE-2006-2314  +12 more Upstream summary: PostgreSQL project […]

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NetBSD 10.0 — yelp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — yelp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2008-3533 CVE-2025-3155 Upstream summary: pkgsrc audit-packages flagged yelp>=2.19.90<2.22.1nb1 for vulnerability class 'remote-system-access'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3533 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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FreeBSD 15 — x11vnc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — x11vnc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: x11vnc — access to shared memory segments Related CVEs: CVE-2006-2450 CVE-2020-29074 Upstream summary: [email protected] reports: scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows access by actors other […]

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AlmaLinux 10 — brotli — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — brotli — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:0845 Related CVEs: CVE-2025-6176 Upstream summary: Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd order […]

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FreeBSD 14 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Vulnerability found in Expat Related CVEs: CVE-2009-3560 CVE-2009-3720 CVE-2012-6702 CVE-2013-0340 CVE-2016-0718 CVE-2016-4472 CVE-2016-5300 CVE-2016-9063  +11 more Upstream summary: Expat 2.8.1 was released yesterday. The key motivation for cutting a release […]

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FreeBSD 15 — openslp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — openslp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openslp — denial of service vulnerability Related CVEs: CVE-2015-5155 Upstream summary: Qinghao Tang reports: The function ParseExtension() in openslp 1.2.1 contains vulnerability: an attacker can cause a denial of service […]

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FreeBSD 15 — advancecomp — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — advancecomp — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: advancecomp — Multiple vulnerabilities Related CVEs: CVE-2018-1056 CVE-2019-8379 CVE-2019-8383 CVE-2019-9210 CVE-2022-35014 CVE-2022-35015 CVE-2022-35016 CVE-2022-35017  +3 more Upstream summary: GitHub advisories reports: Multiple vulnerabilities found in advancecomp including: Three segmentation faults. […]

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AlmaLinux 9 — openssh — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — openssh — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:13381 Related CVEs: CVE-2026-35385 CVE-2026-35386 CVE-2026-35387 CVE-2026-35388 CVE-2026-35414 CVE-2026-3497 CVE-2024-6387 CVE-2023-38408  +7 more Upstream summary: OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. […]

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FreeBSD 13 — libnghttp — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libnghttp — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nghttp2 — CWE-617: Reachable Assertion Related CVEs: CVE-2018-1000168 CVE-2019-9511 CVE-2019-9513 CVE-2020-11080 CVE-2026-27135 Upstream summary: https://github.com/nghttp2/nghttp2/security/advisories/GHSA-6933-cjhr-5qg6 reports: nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior […]

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