Package Management

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

Ubuntu 20.04 — libjettison-java — multiple vulnerabilities (5 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-6179-1 Related CVEs: CVE-2023-1436 CVE-2022-40149 CVE-2022-40150 CVE-2022-45685 CVE-2022-45693 Upstream summary: It was discovered that Jettison incorrectly handled certain inputs. If a user or an automated system were tricked into opening […]

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

Ubuntu 14.04 — python-git — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6326-1 Related CVEs: CVE-2023-40267 CVE-2022-24439 Upstream summary: It was discovered that GitPython did not block insecure options from user inputs in the clone command. An attacker could possibly use this […]

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

Ubuntu 20.04 — firefox — 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-7334-1 Related CVEs: CVE-2025-1931 CVE-2025-1932 CVE-2025-1933 CVE-2025-1934 CVE-2025-1935 CVE-2025-1936 CVE-2025-1937 CVE-2025-1942  +12 more Upstream summary: Multiple security issues were discovered in Firefox. If a user were tricked into opening a […]

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Ubuntu 18.04 — nvidia-graphics-drivers-510-server — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — nvidia-graphics-drivers-510-server — multiple vulnerabilities (3 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-5547-1 Related CVEs: CVE-2022-31607 CVE-2022-31608 CVE-2022-31615 Upstream summary: Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use […]

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Ubuntu 18.04 — libxml-security-java — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libxml-security-java — 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-5525-1 Related CVEs: CVE-2021-40690 Upstream summary: It was discovered that Apache XML Security for Java incorrectly passed a configuration property when creating specific key elements. This allows an attacker to […]

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Ubuntu 22.04 — nvidia-graphics-drivers-515-server — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — nvidia-graphics-drivers-515-server — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5547-1 Related CVEs: CVE-2022-31607 CVE-2022-31608 CVE-2022-31615 Upstream summary: Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use […]

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

Ubuntu 20.04 — libzen — 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-6048-1 Related CVEs: CVE-2020-36646 Upstream summary: It was discovered that ZenLib doesn't check the return value of a specific operation before using it. An attacker could use a specially crafted […]

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

Ubuntu 18.04 — dpkg — 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-5446-1 Related CVEs: CVE-2022-1664 Upstream summary: Max Justicz discovered that dpkg incorrectly handled unpacking certain source packages. If a user or an automated system were tricked into unpacking a specially […]

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Ubuntu 22.04 — fribidi — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — fribidi — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5366-2 Related CVEs: CVE-2022-25308 CVE-2022-25309 CVE-2022-25310 Upstream summary: USN-5366-1 fixed several vulnerabilities in FriBidi. This update provides the corresponding updates for Ubuntu 22.04 LTS. Original advisory details: It was discovered […]

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