Package Management

Debian 12 — ruby-websocket-extensions — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-websocket-extensions — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 November 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7663 Upstream summary: websocket-extensions ruby module prior to 0.1.5 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when parsing a header […]

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Alpine Linux 3.20 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 99.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — firefox 99.0-r0 Related CVEs: CVE-2022-1097 CVE-2022-24713 CVE-2022-28281 CVE-2022-28282 CVE-2022-28283 CVE-2022-28284 CVE-2022-28285 CVE-2022-28286  +12 more Upstream summary: Alpine community repository for vv3.20 ships firefox 99.0-r0 which […]

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Debian 12 — cimg — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — cimg — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 November 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-7587 CVE-2018-7588 CVE-2018-7589 CVE-2018-7637 CVE-2018-7638 CVE-2018-7639 CVE-2018-7640 CVE-2018-7641  +7 more Upstream summary: An issue was discovered in CImg v.220. DoS occurs when loading a crafted bmp image that […]

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openSUSE Leap 15.6 — ruby2.5-rubygem-puma — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — ruby2.5-rubygem-puma — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3957-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-40175 CVE-2024-21647 CVE-2024-45614 Upstream summary: Puma is a Ruby/Rack web server built for parallelism. Prior to versions 6.3.1 and 5.6.7, puma exhibited incorrect behavior […]

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Ubuntu 20.04 — less — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — less — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 November 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6756-1 Related CVEs: CVE-2024-32487 CVE-2022-48624 Upstream summary: It was discovered that less mishandled newline characters in file names. If a user or automated system were tricked into opening specially crafted […]

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Ubuntu 22.04 — golang-go.crypto — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — golang-go.crypto — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 November 2024 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7839-1 Related CVEs: CVE-2024-45337 Upstream summary: Damien Tournoud, Patrick Dawkins, Vince Parker, and Jules Duvivier discovered that Go Cryptography incorrectly handled public keys during SSH operations. An attacker could possibly […]

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NetBSD 9.4 — groff — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — groff — vulnerability — 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-2009-5044 Upstream summary: pkgsrc audit-packages flagged groff<1.20.1nb4 for vulnerability class 'privilege-escalation'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-5044 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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CentOS Stream 9 — python3.11-PyMySQL — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — python3.11-PyMySQL — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 November 2024 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:9194 Related CVEs: CVE-2024-36039 Upstream summary: This package contains a pure-Python MySQL client library. The goal of PyMySQL is to be a drop-in replacement for MySQLdb and work on CPython, PyPy, […]

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

openSUSE Leap 15.5 — pam — 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-2024:242-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-22365 Upstream summary: linux-pam (aka Linux PAM) before 1.6.0 allows attackers to cause a denial of service (blocked login process) via mkfifo because the […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12272)

🟠 High   ⏱ 15–60 min  Last verified: 24 November 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12272 Related CVEs: CVE-2024-26679 CVE-2024-2201 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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