Package Management

AlmaLinux 8 — varnish-modules — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — varnish-modules — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:8336 Related CVEs: CVE-2025-47905 CVE-2024-30156 CVE-2023-44487 CVE-2022-45060 CVE-2022-23959 Upstream summary: Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same […]

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Amazon Linux 2 — log4j — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — log4j — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1750 Related CVEs: CVE-2022-23302 CVE-2022-23305 CVE-2022-23307 CVE-2017-5645 CVE-2019-17571 CVE-2021-4104 CVE-2021-44228 Upstream summary: A flaw was found in the Java logging library Apache Log4j in version 1.x. JMSSink in Log4j 1.x […]

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Gentoo Linux — dev-libs/libcroco — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/libcroco — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202208-33 Related CVEs: CVE-2020-12825 Upstream summary: The cr_parser_parse_any_core function in libcroco's cr-parser.c does not limit recursion, leading to a denial of service via a stack overflow when trying to parse crafted CSS. […]

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Arch Linux — tar — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — tar — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201611-11 Related CVEs: CVE-2016-6321 CVE-2021-20193 CVE-2018-20482 Upstream summary: Type: arbitrary file overwrite. Status: Fixed. Affected: 1.29-1. Fixed in: 1.29-2. Group: AVG-64. Table of contents Symptom & Impact Environment & Reproduction […]

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Alpine Linux 3.18 — ldns — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — ldns — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.7.0-r1 📖 ~4 min read  •  Source: Alpine secdb entry — ldns 1.7.0-r1 Related CVEs: CVE-2017-1000231 CVE-2017-1000232 Upstream summary: Alpine main repository for vv3.18 ships ldns 1.7.0-r1 which addresses CVE-2017-1000231. Table of contents Symptom & Impact […]

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Windows Server 2016 — KB5031356 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5031356 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5031356 • MSRC update-guide entry Related CVEs: CVE-2023-35349 CVE-2023-41765 CVE-2023-41770 CVE-2023-41768 CVE-2023-41767 CVE-2023-41771 CVE-2023-41769 CVE-2023-41773  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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

NetBSD 9.4 — gnuchess — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2015-8972 CVE-2021-30184 CVE-2019-15767 Upstream summary: pkgsrc audit-packages flagged gnuchess<5.03 for vulnerability class 'remote-user-shell'. Reference: http://linux.oreillynet.com/pub/a/linux/2002/01/28/insecurities.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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openSUSE Leap 15.5 — traceroute — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — traceroute — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3924-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-46316 Upstream summary: In buc Traceroute 2.0.12 through 2.1.2 before 2.1.3, the wrapper scripts do not properly parse command lines. Table of contents Symptom […]

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

Red Hat Enterprise Linux 10 — galera — 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-2026:19021 Related CVEs: CVE-2026-32710 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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