Package Management

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

Ubuntu 20.04 — libcue — 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-6423-1 Related CVEs: CVE-2023-43641 Upstream summary: It was discovered that CUE incorrectly handled certain files. An attacker could possibly use this issue to expose sensitive information or execute arbitrary code. […]

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Ubuntu 14.04 — qt4-x11 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — qt4-x11 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-2626-1 Related CVEs: CVE-2014-0190 CVE-2015-0295 CVE-2015-1858 CVE-2015-1859 CVE-2015-1860 Upstream summary: Wolfgang Schenk discovered that Qt incorrectly handled certain malformed GIF images. If a user or automated system were tricked into […]

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Ubuntu 18.04 — exo — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — exo — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6008-1 Related CVEs: CVE-2022-32278 Upstream summary: It was discovered that Exo did not properly sanitized desktop files. A remote attacker could possibly use this issue to to cause a crash […]

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Ubuntu 14.04 — sqlite3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — sqlite3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7679-1 Related CVEs: CVE-2025-6965 CVE-2025-29088 CVE-2020-35525 CVE-2022-35737 CVE-2019-13734 CVE-2019-13750 CVE-2019-13751 CVE-2019-13752  +12 more Upstream summary: It was discovered that SQLite incorrectly handled aggregate terms. An attacker could use this issue […]

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Ubuntu 14.04 — nvidia-graphics-drivers-331 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — nvidia-graphics-drivers-331 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-2438-1 Related CVEs: CVE-2014-8091 CVE-2014-8098 CVE-2014-8298 Upstream summary: It was discovered that the NVIDIA graphics drivers incorrectly handled GLX indirect rendering support. An attacker able to connect to an X […]

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Ubuntu 16.04 — libxml2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxml2 — 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-7974-1 Related CVEs: CVE-2026-0992 CVE-2026-0990 CVE-2025-8732 CVE-2026-0989 CVE-2025-7425 CVE-2025-9714 CVE-2025-6021 CVE-2025-49794  +12 more Upstream summary: It was discovered that libxml2 incorrectly handled maliciously crafted SGML catalog files. An attacker could […]

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Ubuntu 14.04 — wireshark — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — wireshark — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7552-1 Related CVEs: CVE-2021-4185 CVE-2022-0582 CVE-2022-0586 CVE-2022-3190 CVE-2021-4182 CVE-2022-0585 CVE-2021-39929 CVE-2021-4186  +7 more Upstream summary: It was discovered that Wireshark did not correctly handle recursion. If a user or system […]

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Ubuntu 14.04 — keystone — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — keystone — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-2406-1 Related CVEs: CVE-2014-3621 CVE-2014-3476 CVE-2014-3520 CVE-2014-5251 CVE-2014-5252 CVE-2014-5253 Upstream summary: Brant Knudson discovered that OpenStack Keystone did not properly perform input sanitization when performing endpoint catalog substitution. A remote […]

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Ubuntu 18.04 — apr-util — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — apr-util — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5870-1 Related CVEs: CVE-2022-25147 Upstream summary: Ronald Crane discovered that APR-util did not properly handled memory when encoding or decoding certain input data. An attacker could possibly use this issue […]

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Ubuntu 18.04 — libcaca — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libcaca — multiple vulnerabilities (10 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-7943-1 Related CVEs: CVE-2022-0856 CVE-2021-30498 CVE-2021-30499 CVE-2021-3410 CVE-2018-20544 CVE-2018-20545 CVE-2018-20546 CVE-2018-20547  +2 more Upstream summary: Han Zheng discovered that libcaca incorrectly handled certain images. An attacker could possibly use this […]

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