IT, Cloud & DevOps Blog

Ubuntu 20.04 — linux-oracle-5.8 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-oracle-5.8 — 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-5050-1 Related CVEs: CVE-2020-26558 CVE-2021-0129 CVE-2021-28691 CVE-2021-3564 CVE-2021-3573 CVE-2021-38208 CVE-2021-23134 CVE-2021-32399  +12 more Upstream summary: It was discovered that the bluetooth subsystem in the Linux kernel did not properly perform […]

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Ubuntu 20.04 — python-rsa — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-rsa — 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-4478-2 Related CVEs: CVE-2020-13757 Upstream summary: USN-4478-1 fixed a vulnerability in Python-RSA. This update provides the corresponding update for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. Original […]

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Ubuntu 18.04 — junit4 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — junit4 — 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-4731-1 Related CVEs: CVE-2020-15250 Upstream summary: It was discovered that JUnit 4 contains a local information disclosure vulnerability. An attacker could possibly use this issue to obtain sensitive information. Table […]

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

Ubuntu 18.04 — tcpdump — 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-5331-2 Related CVEs: CVE-2018-16301 CVE-2020-8037 CVE-2017-16808 CVE-2018-10103 CVE-2018-10105 CVE-2018-14461 CVE-2018-14462 CVE-2018-14463  +12 more Upstream summary: USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 18.04 […]

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Ubuntu 24.04 — munge — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — munge — 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-8040-1 Related CVEs: CVE-2026-25506 Upstream summary: Titouan Lazard discovered that MUNGE contained an exploitable buffer overflow in munged (the MUNGE authentication daemon). A local attacker could possibly use this issue […]

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Ubuntu 14.04 — firebird2.5 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — firebird2.5 — 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-3929-1 Related CVEs: CVE-2014-9323 CVE-2017-6369 Upstream summary: It was discovered that Firebird incorrectly handled certain malformed packets. A remote attacker could possibly use this issue with a specially crafted network […]

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

Ubuntu 22.04 — glance — 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-8111-1 Related CVEs: https://bugs.launchpad.net/glance/+bug/2138602 CVE-2024-32498 CVE-2022-47951 Upstream summary: It was discovered that OpenStack Glance was incorrectly validating the IP addresses and the redirect destination URL when downloading or importing images […]

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

Ubuntu 14.04 — inetutils — 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-7781-1 Related CVEs: CVE-2023-40303 CVE-2020-10188 CVE-2022-39028 CVE-2019-0053 CVE-2021-40491 Upstream summary: Matthew Hickey discovered that Inetutils did not correctly handle certain escape characters. An attacker could possibly use this issue to […]

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

Ubuntu 16.04 — libextractor — 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-4641-1 Related CVEs: CVE-2017-15266 CVE-2017-15267 CVE-2017-15600 CVE-2017-15601 CVE-2017-15602 CVE-2017-15922 CVE-2017-17440 CVE-2018-14346  +4 more Upstream summary: It was discovered that Libextractor incorrectly handled zero sample rate. An attacker could possibly use […]

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Ubuntu 18.04 — mozjs52 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — mozjs52 — multiple vulnerabilities (6 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-3749-1 Related CVEs: CVE-2018-5188 CVE-2017-7810 CVE-2017-7826 CVE-2018-5089 CVE-2018-5125 CVE-2018-5150 Upstream summary: Multiple memory safety issues were fixed in Spidermonkey. An attacker could potentially exploit these to cause a denial of […]

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