chris

Ubuntu 14.04 — amd64-microcode — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — amd64-microcode — 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-3690-2 Related CVEs: https://launchpad.net/bugs/1779092 CVE-2017-5715 Upstream summary: USN-3690-1 provided updated microcode for AMD processors to address CVE-2017-5715 (aka Spectre). Unfortunately, the update caused some systems to fail to boot. This […]

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Ubuntu 22.04 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — udisks2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7723-1 Related CVEs: CVE-2025-8067 CVE-2025-6019 Upstream summary: Michael Imfeld discovered that UDisks did not check the validity of input data correctly when handling files for loop devices. An attacker could […]

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Ubuntu 14.04 — jinja2 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — jinja2 — multiple vulnerabilities (8 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-7343-1 Related CVEs: CVE-2024-56201 CVE-2024-56326 CVE-2025-27516 CVE-2024-34064 CVE-2020-28493 CVE-2024-22195 CVE-2016-10745 CVE-2019-10906 Upstream summary: Rafal Krupinski discovered that Jinja2 did not properly restrict the execution of code in situations where templates […]

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Ubuntu 20.04 — nltk — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — nltk — multiple vulnerabilities (4 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-8214-1 Related CVEs: CVE-2025-14009 CVE-2021-3842 CVE-2021-43854 CVE-2021-3828 Upstream summary: It was discovered that NLTK incorrectly handled file extraction when opening a maliciously crafted zip file. An attacker could possibly use […]

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

Ubuntu 18.04 — glance — 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-8199-1 Related CVEs: CVE-2026-34881 CVE-2024-32498 Upstream summary: Martin Kaesberger discovered that OpenStack Glance's image processing could return the contents of arbitrary files. An attacker could possibly use this issue to […]

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Ubuntu 24.04 — cpp-httplib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — cpp-httplib — 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-7962-1 Related CVEs: CVE-2025-66570 Upstream summary: It was discovered that cpp-httplib did not correctly handle HTTP headers. A remote attacker could possibly use this issue to bypass authorization and impersonate […]

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Ubuntu 18.04 — linux-gke-4.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-gke-4.15 — 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-4749-1 Related CVEs: CVE-2020-25669 CVE-2020-27815 CVE-2020-27830 CVE-2020-28941 CVE-2020-29374 CVE-2020-29568 CVE-2020-29569 CVE-2020-29660  +12 more Upstream summary: Bodong Zhao discovered a use-after-free in the Sun keyboard driver implementation in the Linux kernel. […]

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Ubuntu 22.04 — libvpx — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libvpx — multiple vulnerabilities (5 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-8053-1 Related CVEs: CVE-2026-2447 CVE-2025-5283 CVE-2024-5197 CVE-2023-44488 CVE-2023-5217 Upstream summary: It was discovered that libvpx did not properly handle certain malformed media files. If an application using libvpx opened a […]

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Ubuntu 16.04 — sdl-image1.2 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — sdl-image1.2 — 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-4238-1 Related CVEs: CVE-2018-3977 CVE-2019-12216 CVE-2019-12217 CVE-2019-12218 CVE-2019-12219 CVE-2019-12220 CVE-2019-12221 CVE-2019-12222  +4 more Upstream summary: It was discovered that SDL_image incorrectly handled certain image files. An attacker could possibly use […]

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Ubuntu 20.04 — libnet-cidr-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libnet-cidr-perl — 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-8110-1 Related CVEs: CVE-2021-4456 Upstream summary: Dave Rolsky discovered that Net-CIDR did not properly sanitize IP addresses. An attacker could possibly use this to bypass IP-based restrictions. Table of contents […]

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