ubuntu

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

Ubuntu 24.04 — mako — 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-8234-1 Related CVEs: CVE-2026-41205 Upstream summary: It was discovered that Mako incorrectly handled URIs with double-slash prefixes in TemplateLookup. A remote attacker could possibly use this issue to obtain sensitive […]

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Ubuntu 24.04 — nghttp2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — nghttp2 — multiple vulnerabilities (2 CVEs) — 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-8233-1 Related CVEs: CVE-2026-27135 CVE-2024-28182 Upstream summary: Andrew MacPherson discovered that nghttp2 did not properly validate internal state when the session termination API was called. A remote attacker could possibly […]

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Ubuntu 20.04 — zabbix — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — zabbix — multiple vulnerabilities (11 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-6751-1 Related CVEs: CVE-2022-35229 CVE-2022-35230 CVE-2014-3005 CVE-2016-10134 CVE-2016-10742 CVE-2016-4338 CVE-2017-2824 CVE-2017-2825  +3 more Upstream summary: It was discovered that Zabbix incorrectly handled input data in the discovery and graphs pages. […]

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Ubuntu 22.04 — linux-aws-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-aws-6.2 — 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-6608-1 Related CVEs: CVE-2023-6606 CVE-2023-6817 CVE-2023-6931 CVE-2023-6932 CVE-2024-0193 CVE-2023-37453 CVE-2023-3773 CVE-2023-39189  +12 more Upstream summary: It was discovered that the CIFS network file system implementation in the Linux kernel did […]

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Ubuntu 14.04 — libapreq2 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libapreq2 — 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-5041-1 Related CVEs: CVE-2019-12412 Upstream summary: It was discovered that libapreq2 did not properly sanitize the Content-Type field in certain crafted HTTP requests. An attacker could possibly use the vulnerability […]

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Ubuntu 22.04 — linux-hwe-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-hwe-6.2 — 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-6534-3 Related CVEs: CVE-2023-37453 CVE-2023-3773 CVE-2023-39189 CVE-2023-39192 CVE-2023-39193 CVE-2023-39194 CVE-2023-39198 CVE-2023-42754  +12 more Upstream summary: It was discovered that the USB subsystem in the Linux kernel contained a race condition […]

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Ubuntu 16.04 — mysql-5.7 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — mysql-5.7 — 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-6583-1 Related CVEs: CVE-2023-22028 CVE-2023-22084 CVE-2023-22015 CVE-2023-22026 CVE-2023-22053 CVE-2023-21912 CVE-2023-21980 CVE-2023-21840  +12 more Upstream summary: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions […]

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

Ubuntu 24.04 — packagekit — 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-8195-1 Related CVEs: https://launchpad.net/bugs/2149908 Upstream summary: It was discovered that PackageKit incorrectly handled certain transactions. A local attacker could use this issue to install arbitrary packages as root, possibly resulting […]

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

Ubuntu 20.04 — networkd-dispatcher — 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-5395-2 Related CVEs: https://launchpad.net/bugs/1971550 CVE-2022-29799 CVE-2022-29800 Upstream summary: USN-5395-1 fixed vulnerabilities in networkd-dispatcher. Unfortunately that update was incomplete and could introduce a regression. This update fixes the problem. We apologize […]

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

Ubuntu 18.04 — squashfs-tools — 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-5078-1 Related CVEs: CVE-2021-41072 CVE-2021-40153 Upstream summary: Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. […]

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