IT, Cloud & DevOps Blog

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

Ubuntu 20.04 — heat — 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-6066-1 Related CVEs: CVE-2023-1625 Upstream summary: It was discovered that OpenStack Heat incorrectly handled certain hidden parameter values. A remote authenticated user could possibly use this issue to obtain sensitive […]

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

Ubuntu 20.04 — neutron — 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-6067-1 Related CVEs: CVE-2021-20267 CVE-2021-38598 CVE-2021-40085 CVE-2021-40797 CVE-2022-3277 Upstream summary: David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this […]

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Ubuntu 22.04 — nvidia-graphics-drivers-510 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — nvidia-graphics-drivers-510 — 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 — ansible — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ansible — multiple vulnerabilities (14 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-7330-1 Related CVEs: CVE-2015-3908 CVE-2015-6240 CVE-2016-8614 CVE-2019-10206 CVE-2019-14846 CVE-2019-14904 CVE-2020-10729 CVE-2020-1739  +6 more Upstream summary: It was discovered that Ansible did not properly verify certain fields of X.509 certificates. An […]

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Ubuntu 22.04 — netatalk — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — netatalk — multiple vulnerabilities (14 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-7347-1 Related CVEs: CVE-2024-38439 CVE-2024-38440 CVE-2024-38441 CVE-2022-22995 CVE-2023-42464 CVE-2021-31439 CVE-2022-0194 CVE-2022-23121  +6 more Upstream summary: It was discovered that Netatalk did not properly manage memory under certain circumstances. A remote […]

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Ubuntu 16.04 — netatalk — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — netatalk — multiple vulnerabilities (12 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-7347-1 Related CVEs: CVE-2024-38439 CVE-2024-38440 CVE-2024-38441 CVE-2021-31439 CVE-2022-0194 CVE-2022-23121 CVE-2022-23122 CVE-2022-23123  +4 more Upstream summary: It was discovered that Netatalk did not properly manage memory under certain circumstances. A remote […]

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Ubuntu 18.04 — krb5 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — krb5 — 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-7542-1 Related CVEs: CVE-2025-3576 CVE-2024-3596 CVE-2024-37370 CVE-2024-37371 CVE-2023-36054 CVE-2021-36222 CVE-2021-37750 CVE-2018-20217  +2 more Upstream summary: It was discovered that Kerberos allowed the usage of weak cryptographic standards. An attacker could […]

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Ubuntu 14.04 — wkhtmltopdf — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — wkhtmltopdf — 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-6232-1 Related CVEs: CVE-2020-21365 Upstream summary: It was discovered that wkhtmltopdf was not properly enforcing the same-origin policy when processing certain HTML files. If a user or automated system using […]

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Ubuntu 18.04 — python-bottle — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-bottle — multiple vulnerabilities (2 CVEs) — 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-5532-1 Related CVEs: CVE-2022-31799 CVE-2020-28473 Upstream summary: It was discovered that Bottle incorrectly handled errors during early request binding. An attacker could possibly use this issue to disclose sensitive information. […]

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Ubuntu 24.04 — symfony — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — symfony — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7272-1 Related CVEs: CVE-2022-24894 CVE-2022-24895 CVE-2023-46734 CVE-2024-50340 CVE-2024-50341 CVE-2024-50342 CVE-2024-50343 CVE-2024-50345  +1 more Upstream summary: Soner Sayakci discovered that Symfony incorrectly handled cookie storage in the web cache. An attacker […]

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