IT, Cloud & DevOps Blog

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

Ubuntu 20.04 — sympa — 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-4442-2 Related CVEs: CVE-2018-1000550 CVE-2018-1000671 CVE-2020-10936 Upstream summary: USN-4442-1 fixed vulnerabilities in Sympa. This update provides the corresponding updates for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. […]

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

Ubuntu 16.04 — glusterfs — 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-5989-1 Related CVEs: CVE-2023-26253 CVE-2014-3619 CVE-2018-10841 CVE-2018-1088 CVE-2018-10904 CVE-2018-10907 CVE-2018-10911 CVE-2018-10913  +12 more Upstream summary: Tao Lyu discovered that GlusterFS did not properly handle certain event notifications. An attacker could […]

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Ubuntu 18.04 — linux-dell300x — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-dell300x — multiple vulnerabilities (20 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-6252-1 Related CVEs: CVE-2022-1184 CVE-2022-3303 CVE-2023-1611 CVE-2023-1670 CVE-2023-1859 CVE-2023-1990 CVE-2023-2124 CVE-2023-3090  +12 more Upstream summary: It was discovered that the ext4 file system implementation in the Linux kernel contained a […]

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Ubuntu 14.04 — node-semver — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — node-semver — vulnerability — 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-4776-1 Related CVEs: CVE-2015-8855 Upstream summary: It was discovered that semver incorrectly handled certain inputs. A remote attacker could possibly use this issue to cause a denial of service. Table […]

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

Ubuntu 22.04 — exempi — 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-5483-1 Related CVEs: CVE-2018-12648 CVE-2021-36045 CVE-2021-36046 CVE-2021-36047 CVE-2021-36048 CVE-2021-36050 CVE-2021-36051 CVE-2021-36052  +12 more Upstream summary: It was discovered that Exempi incorrectly handled certain media files. If a user or automated […]

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Ubuntu 14.04 — libytnef — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libytnef — multiple vulnerabilities (17 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-3667-1 Related CVEs: CVE-2017-12141 CVE-2017-9058 CVE-2017-9146 CVE-2017-9471 CVE-2017-9473 CVE-2017-6298 CVE-2017-6299 CVE-2017-6300  +9 more Upstream summary: It was discovered that libytnef incorrectly handled certain files. An attacker could possibly use this […]

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Ubuntu 20.04 — linux-azure-fde — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-azure-fde — 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-5909-1 Related CVEs: CVE-2022-3628 CVE-2022-3640 CVE-2022-3649 CVE-2022-41849 CVE-2022-41850 CVE-2022-42895 CVE-2023-20928 CVE-2022-20421  +12 more Upstream summary: It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux kernel did […]

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

Ubuntu 18.04 — apt — 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-4667-1 Related CVEs: CVE-2020-27350 CVE-2020-3810 CVE-2019-3462 CVE-2018-0501 Upstream summary: Kevin Backhouse discovered that APT incorrectly handled certain packages. A local attacker could possibly use this issue to cause APT to […]

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Ubuntu 20.04 — mod-wsgi — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — mod-wsgi — 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-5551-1 Related CVEs: CVE-2022-2255 Upstream summary: It was discovered that mod-wsgi did not correctly remove the X-Client-IP header when processing requests from untrusted proxies. A remote attacker could use this […]

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Ubuntu 24.04 — rustc-1.83 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — rustc-1.83 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8168-1 Related CVEs: CVE-2026-33056 Upstream summary: It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked […]

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