Linux

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

Debian 11 — python-eventlet — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-21419 CVE-2025-58068 Upstream summary: Eventlet is a concurrent networking library for Python. A websocket peer may exhaust memory on Eventlet side by sending very large websocket frames. Malicious […]

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Alpine Linux 3.20 — libxcursor — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libxcursor — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.1.15-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libxcursor 1.1.15-r0 Related CVEs: CVE-2017-16612 Upstream summary: Alpine main repository for vv3.20 ships libxcursor 1.1.15-r0 which addresses CVE-2017-16612. Table of contents Symptom & Impact Environment […]

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Rocky Linux 8 — php-pecl-zip — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — php-pecl-zip — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:1412 Related CVEs: CVE-2025-1220 CVE-2025-14177 CVE-2025-14178 CVE-2025-14180 CVE-2025-1735 CVE-2025-6491 CVE-2024-11233 CVE-2024-11234  +12 more Upstream summary: PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. Security Fix(es): […]

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Debian 12 — python-apt — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-apt — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-15795 CVE-2019-15796 CVE-2020-27351 CVE-2025-6966 Upstream summary: python-apt only checks the MD5 sums of downloaded files in `Version.fetch_binary()` and `Version.fetch_source()` of apt/package.py in version 1.9.0ubuntu1 and earlier. This allows […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7017-1 Related CVEs: CVE-2024-44070 CVE-2022-37032 CVE-2023-46753 CVE-2023-41358 CVE-2023-41360 Upstream summary: Iggy Frankovic discovered that Quagga incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause […]

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

Alpine Linux 3.20 — thunderbird — 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 91.9.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — thunderbird 91.9.1-r0 Related CVEs: CVE-2022-1529 CVE-2022-1802 CVE-2022-1520 CVE-2022-29909 CVE-2022-29911 CVE-2022-29912 CVE-2022-29913 CVE-2022-29914  +12 more Upstream summary: Alpine community repository for vv3.20 ships thunderbird 91.9.1-r0 which […]

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Ubuntu 14.04 — freeglut — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — freeglut — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2025 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7870-1 Related CVEs: CVE-2024-24258 CVE-2024-24259 Upstream summary: It was discovered that Freeglut incorrectly managed memory, resulting in a memory leak. An attacker could possibly use this issue to cause a […]

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SLES 15 — python311-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python311-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:15608 (see also SUSE bugzilla) Related CVEs: CVE-2024-26130 CVE-2023-38325 Upstream summary: cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Starting in version 38.0.0 and prior to […]

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openSUSE Leap 15.6 — grub2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — grub2 — multiple vulnerabilities (20 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 openSUSE-SU-2025:14822-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-56737 CVE-2025-0624 CVE-2025-54770 CVE-2025-54771 CVE-2025-61661 CVE-2025-61662 CVE-2025-61663 CVE-2025-61664  +12 more Upstream summary: GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in […]

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

Oracle Linux 9 — squid — vulnerability — patch and remediation guide (ELSA-2023-7465)

🟠 High   ⏱ 15–60 min  Last verified: 20 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7465 Related CVEs: CVE-2023-5824 CVE-2025-54574 CVE-2023-49288 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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