Fix Prevention

Ubuntu 14.04 — valgrind — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — valgrind — multiple vulnerabilities (9 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-3337-1 Related CVEs: CVE-2016-2226 CVE-2016-4487 CVE-2016-4488 CVE-2016-4489 CVE-2016-4490 CVE-2016-4491 CVE-2016-4492 CVE-2016-4493  +1 more Upstream summary: It was discovered that Valgrind incorrectly handled certain string operations. If a user or automated […]

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Ubuntu 16.04 — shadow — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — shadow — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6640-1 Related CVEs: CVE-2023-4641 https://launchpad.net/bugs/1998169 CVE-2013-4235 CVE-2017-12424 CVE-2018-7169 https://launchpad.net/bugs/1690820 CVE-2016-6252 CVE-2017-2616 Upstream summary: It was discovered that shadow was not properly sanitizing memory when running the password utility. An attacker […]

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

Ubuntu 16.04 — linux-azure — 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-8267-1 Related CVEs: CVE-2024-27388 CVE-2024-46777 CVE-2024-46816 CVE-2024-49938 CVE-2024-50008 CVE-2024-50142 CVE-2025-21735 CVE-2025-37849  +12 more Upstream summary: Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module (LSM). An […]

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

Ubuntu 20.04 — atril — 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-7274-1 Related CVEs: CVE-2019-1010006 CVE-2019-11459 CVE-2023-51698 CVE-2023-52076 Upstream summary: It was discovered that Atril incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial […]

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Ubuntu 16.04 — freeimage — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — freeimage — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6586-1 Related CVEs: CVE-2019-12211 CVE-2019-12213 CVE-2020-21427 CVE-2020-21428 CVE-2020-22524 CVE-2016-5684 Upstream summary: It was discovered that FreeImage incorrectly handled certain memory operations. If a user were tricked into opening a crafted […]

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Ubuntu 14.04 — gst-plugins-base1.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — gst-plugins-base1.0 — 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-3244-1 Related CVEs: CVE-2016-9811 CVE-2017-5837 CVE-2017-5839 CVE-2017-5842 CVE-2017-5844 Upstream summary: Hanno Böck discovered that GStreamer Base Plugins did not correctly handle certain malformed media files. If a user were tricked […]

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

Ubuntu 20.04 — crmsh — 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-6711-1 Related CVEs: CVE-2020-35459 Upstream summary: Vincent Berg discovered that CRM shell incorrectly handled certain commands. An local attacker could possibly use this issue to execute arbitrary code via shell […]

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Ubuntu 16.04 — tar — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — tar — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6543-1 Related CVEs: CVE-2023-39804 CVE-2022-48303 CVE-2021-20193 CVE-2018-20482 CVE-2019-9923 CVE-2016-6321 Upstream summary: It was discovered that tar incorrectly handled extended attributes in PAX archives. An attacker could use this issue to […]

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Ubuntu 16.04 — libxpm — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxpm — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6408-2 Related CVEs: CVE-2023-43786 CVE-2023-43787 CVE-2023-43788 CVE-2023-43789 CVE-2022-44617 CVE-2022-46285 CVE-2022-4883 CVE-2016-10164 Upstream summary: USN-6408-1 fixed several vulnerabilities in libXpm. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu […]

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CHAT