Package Management

Ubuntu 14.04 — gnutls26 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — gnutls26 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3318-1 Related CVEs: CVE-2017-7507 CVE-2017-7869 CVE-2016-8610 CVE-2016-7444 CVE-2017-5334 CVE-2017-5335 CVE-2017-5336 CVE-2017-5337  +7 more Upstream summary: Hubert Kario discovered that GnuTLS incorrectly handled decoding a status response TLS extension. A remote […]

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Ubuntu 20.04 — node-path-to-regexp — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-path-to-regexp — 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-8290-1 Related CVEs: CVE-2024-45296 Upstream summary: It was discovered that Path-to-Regexp incorrectly handled route patterns containing multiple named parameters separated by non-delimiter characters such as hyphens. An attacker could possibly […]

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Ubuntu 14.04 — linux-lts-vivid — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — linux-lts-vivid — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3053-1 Related CVEs: CVE-2016-1237 CVE-2016-4470 CVE-2016-4794 CVE-2016-5243 CVE-2016-3070 CVE-2016-4482 CVE-2016-4569 CVE-2016-4578  +12 more Upstream summary: A missing permission check when settings ACLs was discovered in nfsd. A local user could […]

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

Ubuntu 18.04 — lighttpd — 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-4775-1 Related CVEs: CVE-2015-3200 CVE-2018-19052 Upstream summary: It was discovered that Lighttpd did not properly sanitized the string used in basic HTTP authentication method. A remote attacker could use this […]

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Ubuntu 18.04 — dino-im — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — dino-im — multiple vulnerabilities (4 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-4306-1 Related CVEs: CVE-2019-16235 CVE-2019-16236 CVE-2019-16237 https://bugs.launchpad.net/bugs/1866115 Upstream summary: It was discovered that Dino incorrectly validated inputs. An attacker could use this issue to possibly obtain, inject or remove sensitive […]

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Ubuntu 20.04 — linux-aws-5.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-aws-5.11 — 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-5265-1 Related CVEs: CVE-2020-27820 CVE-2021-3640 CVE-2021-3752 CVE-2021-3772 CVE-2021-4001 CVE-2021-4090 CVE-2021-4093 CVE-2021-4202  +12 more Upstream summary: Jeremy Cline discovered a use-after-free in the nouveau graphics driver of the Linux kernel during […]

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

Ubuntu 18.04 — ntopng — 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-4842-1 Related CVEs: CVE-2018-12520 Upstream summary: It was discovered that ntopng did not properly seed its random number generator, leading to predictable session tokens. An attacker could use this vulnerability […]

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Ubuntu 20.04 — python-marshmallow — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-marshmallow — multiple vulnerabilities (2 CVEs) — 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-8225-1 Related CVEs: CVE-2025-68480 CVE-2018-17175 Upstream summary: Jared Deckard discovered that Python marshmallow did not correctly handle hiding certain fields. An attacker could possibly use this issue to leak sensitive […]

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

Ubuntu 14.04 — libpng — 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-8081-1 Related CVEs: CVE-2026-25646 CVE-2025-64505 CVE-2016-10087 CVE-2018-13785 CVE-2015-8472 CVE-2015-8540 CVE-2012-3425 CVE-2015-7981  +1 more Upstream summary: It was discovered that libpng did not properly handle memory when processing certain PNG files. […]

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

Ubuntu 14.04 — libseccomp — 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-4001-2 Related CVEs: CVE-2019-9893 Upstream summary: USN-4001-1 fixed a vulnerability in libseccomp. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Jann Horn discovered that libseccomp […]

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