Package Management

Debian 11 — pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0294 CVE-2013-0342 Upstream summary: packet.py in pyrad before 2.1 uses weak random numbers to generate RADIUS authenticators and hash passwords, which makes it easier for remote attackers to […]

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Oracle Linux 8 — istio — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — istio — vulnerability — patch and remediation guide (ELSA-2023-12354)

🟠 High   ⏱ 15–60 min  Last verified: 3 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12354 Related CVEs: CVE-2023-27496 CVE-2023-27488 CVE-2023-27493 CVE-2023-27487 CVE-2023-27491 CVE-2023-27492 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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SLES 12 — libvpx1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libvpx1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 February 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3940-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-5217 CVE-2019-9232 CVE-2019-9433 CVE-2020-0034 CVE-2017-13194 Upstream summary: Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed […]

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Oracle Linux 8 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2022-0818)

🔴 Critical   ⏱ 15–90 min  Last verified: 3 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0818 Related CVEs: CVE-2022-25315 CVE-2022-26383 CVE-2022-25236 CVE-2022-25235 CVE-2022-26381 CVE-2022-26486 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Windows Server 2019 — KB5023706 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5023706 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5023706 • MSRC update-guide entry Related CVEs: CVE-2023-21708 CVE-2023-23404 CVE-2023-23411 CVE-2023-23415 CVE-2023-23416 CVE-2023-1017 CVE-2023-1018 CVE-2023-23385  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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IBM AIX 7.1 — CVE-2022-40753 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2022-40753 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 2 February 2023 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2022-40753, IBM Support Bulletin CVE: CVE-2022-40753 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]

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FreeBSD 12 — py39-Scrapy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py39-Scrapy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 February 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Scrapy — DoS vulnerability Related CVEs: CVE-2017-14158 CVE-2022-0577 Upstream summary: kmike and nramirezuy report: Scrapy 1.4 allows remote attackers to cause a denial of service (memory consumption) via large files […]

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Debian 11 — tcptrack — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tcptrack — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-2903 Upstream summary: Heap-based buffer overflow in tcptrack before 1.4.2 might allow attackers to execute arbitrary code via a long command line argument. NOTE: this is only a […]

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Oracle Linux 9 — xorg-x11-server-Xwayland update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — xorg-x11-server-Xwayland update (ELSA-2025-19623)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19623 Related CVEs: CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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