Linux

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

Debian 11 — maxima — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 January 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-34490 Upstream summary: In Maxima through 5.47.0 before 51704c, the plotting facilities make use of predictable names under /tmp. Thus, the contents may be controlled by a local […]

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Ubuntu 24.04 — quickjs — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — quickjs — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 January 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7439-1 Related CVEs: CVE-2023-48183 CVE-2023-48184 CVE-2024-33263 Upstream summary: It was discovered that QuickJS could be forced to reference uninitialized memory in certain instances. An attacker could possibly use this issue […]

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AlmaLinux 9 — nano — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — nano — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:9430 Related CVEs: CVE-2024-5742 Upstream summary: GNU nano is a small and friendly text editor. Security Fix(es): * nano: running `chmod` and `chown` on the filename allows malicious user to replace the […]

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Ubuntu 20.04 — openvpn — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — openvpn — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 January 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6860-1 Related CVEs: CVE-2024-28882 CVE-2024-5594 CVE-2022-0547 CVE-2020-11810 CVE-2020-15078 Upstream summary: Reynir Björnsson discovered that OpenVPN incorrectly handled terminating client connections. A remote authenticated client could possibly use this issue to […]

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Oracle Linux 8 — python-idna — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-idna — vulnerability — patch and remediation guide (ELSA-2024-4260)

🟡 Medium   ⏱ 10–30 min  Last verified: 7 January 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4260 Related CVEs: CVE-2024-3651 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Alpine Linux 3.20 — xerces-c — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — xerces-c — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 3.2.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xerces-c 3.2.5-r0 Related CVEs: CVE-2018-1311 Upstream summary: Alpine community repository for vv3.20 ships xerces-c 3.2.5-r0 which addresses CVE-2018-1311. Table of contents Symptom & Impact Environment […]

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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-2024-0955)

🟠 High   ⏱ 15–60 min  Last verified: 7 January 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0955 Related CVEs: CVE-2024-1552 CVE-2024-1549 CVE-2024-1550 CVE-2024-1553 CVE-2024-1546 CVE-2024-1548 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Alpine Linux 3.19 — xscreensaver — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — xscreensaver — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 6.02-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xscreensaver 6.02-r0 Related CVEs: CVE-2021-34557 Upstream summary: Alpine community repository for vv3.19 ships xscreensaver 6.02-r0 which addresses CVE-2021-34557. Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — rear — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — rear — vulnerability — patch and remediation guide (ELSA-2024-1147)

🟡 Medium   ⏱ 10–30 min  Last verified: 7 January 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1147 Related CVEs: CVE-2024-23301 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Alpine Linux 3.19 — quagga — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — quagga — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.1.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — quagga 1.1.1-r0 Related CVEs: CVE-2017-5495 Upstream summary: Alpine main repository for vv3.19 ships quagga 1.1.1-r0 which addresses CVE-2017-5495. Table of contents Symptom & Impact Environment […]

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