Package Management

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

Ubuntu 20.04 — flatpak — 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-7046-1 Related CVEs: CVE-2024-42472 https://launchpad.net/bugs/2077087 CVE-2021-41133 CVE-2021-21381 CVE-2021-21261 Upstream summary: It was discovered that Flatpak incorrectly handled certain persisted directories. An attacker could possibly use this issue to read and […]

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Ubuntu 22.04 — ansible — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ansible — multiple vulnerabilities (6 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-6846-1 Related CVEs: CVE-2022-3697 CVE-2023-5764 CVE-2020-10744 CVE-2020-1733 CVE-2021-3583 CVE-2021-3620 Upstream summary: It was discovered that Ansible incorrectly handled certain inputs when using tower_callback parameter. If a user or an automated […]

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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: 25 May 2026 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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Ubuntu 18.04 — amanda — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — amanda — 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-6614-1 Related CVEs: CVE-2023-30577 CVE-2022-37703 CVE-2022-37704 CVE-2022-37705 https://launchpad.net/bugs/2012536 Upstream summary: It was discovered that amanda did not properly check certain arguments. A local unprivileged attacker could possibly use this issue […]

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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: 25 May 2026 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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Ubuntu 22.04 — libssh — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libssh — 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-8093-1 Related CVEs: CVE-2026-3731 CVE-2026-0965 CVE-2026-0967 CVE-2026-0968 CVE-2025-8277 CVE-2026-0964 CVE-2026-0966 CVE-2025-8114  +12 more Upstream summary: It was discovered that libssh incorrectly performed bounds checking when processing SFTP extensions. If a […]

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

Ubuntu 20.04 — hibagent — 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-6493-1 Related CVEs: https://launchpad.net/bugs/2043739 Upstream summary: On Ubuntu 20.04 LTS and Ubuntu 22.04 LTS, the hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol […]

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Ubuntu 22.04 — python3.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python3.11 — 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-8018-2 Related CVEs: CVE-2025-15367 CVE-2025-15366 CVE-2026-0865 https://bugs.launchpad.net/bugs/2143706 CVE-2025-15282 CVE-2026-0672 CVE-2025-13837 CVE-2025-11468  +12 more Upstream summary: USN-8018-1 fixed vulnerabilities in python3. That update introduced regressions. The patches for CVE-2025-15366 and CVE-2025-15367 […]

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

Ubuntu 20.04 — procps — 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-6477-1 Related CVEs: CVE-2023-4016 Upstream summary: It was discovered that the procps-ng ps tool incorrectly handled memory. An attacker could possibly use this issue to cause procps-ng to crash, resulting […]

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

Ubuntu 22.04 — git — 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-5376-5 Related CVEs: https://launchpad.net/bugs/2142790 https://launchpad.net/bugs/2142239 https://launchpad.net/bugs/2116251 CVE-2025-48385 CVE-2025-46835 CVE-2025-27614 CVE-2025-48386 CVE-2025-27613  +12 more Upstream summary: USN-5376-4 fixed a regression in Git. The update introduced a regression when specifying configuration includes […]

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