Package Management

Ubuntu 18.04 — libgit2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libgit2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6678-1 Related CVEs: CVE-2020-12278 CVE-2020-12279 CVE-2023-22742 CVE-2024-24575 CVE-2024-24577 Upstream summary: It was discovered that libgit2 mishandled equivalent filenames on NTFS partitions. If a user or automated system were tricked into […]

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Ubuntu 22.04 — ruby3.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby3.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8137-1 Related CVEs: CVE-2025-61594 CVE-2025-24294 CVE-2024-35176 CVE-2024-27282 CVE-2024-27280 CVE-2024-39908 CVE-2024-41123 CVE-2024-43398  +12 more Upstream summary: It was discovered that the Ruby URI gem did not properly handle sensitive information when […]

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Ubuntu 20.04 — monit — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — monit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6571-1 Related CVEs: CVE-2022-26563 Upstream summary: Youssef Rebahi-Gilbert discovered that Monit did not properly process credentials for disabled accounts. An attacker could possibly use this issue to login to the […]

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Ubuntu 16.04 — yajl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — yajl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6233-1 Related CVEs: CVE-2017-16516 CVE-2022-24795 CVE-2023-33460 Upstream summary: It was discovered that YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a user or […]

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Ubuntu 18.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6558-1 Related CVEs: CVE-2018-13440 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 Upstream summary: It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked […]

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Ubuntu 18.04 — qtbase-opensource-src — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — qtbase-opensource-src — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8076-1 Related CVEs: CVE-2024-39936 CVE-2023-51714 CVE-2022-25255 CVE-2020-13962 CVE-2020-17507 CVE-2023-24607 CVE-2023-32762 CVE-2023-33285  +9 more Upstream summary: It was discovered that Qt did not correctly handle OpenSSL's error queue. An attacker could […]

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Ubuntu 18.04 — request-tracker4 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — request-tracker4 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6529-1 Related CVEs: CVE-2021-38562 CVE-2022-25802 CVE-2023-41259 CVE-2023-41260 Upstream summary: It was discovered that Request Tracker incorrectly handled certain inputs. If a user or an automated system were tricked into opening […]

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Ubuntu 16.04 — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8062-2 Related CVEs: CVE-2025-15224 CVE-2025-15079 CVE-2025-14017 CVE-2024-7264 CVE-2024-2398 CVE-2023-46218 CVE-2023-38546 CVE-2023-28321  +12 more Upstream summary: USN-8062-1 fixed vulnerabilities in curl. This update provides the corresponding update for CVE-2025-14017, CVE-2025-15079, and […]

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Ubuntu 20.04 — mysql-8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — mysql-8.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8006-1 Related CVEs: CVE-2025-53054 CVE-2026-21941 CVE-2026-21936 CVE-2026-21948 CVE-2025-53053 CVE-2025-53069 CVE-2025-53040 CVE-2025-53062  +12 more Upstream summary: Multiple security issues were discovered in MySQL and this update includes a new upstream MySQL […]

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Ubuntu 20.04 — python-werkzeug — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-werkzeug — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6799-1 Related CVEs: CVE-2024-34069 CVE-2023-23934 CVE-2023-25577 Upstream summary: It was discovered that the debugger in Werkzeug was not restricted to trusted hosts. A remote attacker could possibly use this issue […]

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