ubuntu

Ubuntu 16.04 — glance — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — glance — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 February 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~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 22.04 — rustc-1.85 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — rustc-1.85 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8168-1 Related CVEs: CVE-2026-33056 Upstream summary: It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked […]

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Ubuntu 22.04 — iperf3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — iperf3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7970-1 Related CVEs: CVE-2025-54349 CVE-2025-54350 CVE-2023-7250 CVE-2024-53580 CVE-2024-26306 https://launchpad.net/bugs/2038654 CVE-2023-38403 Upstream summary: Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process […]

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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: 14 February 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 — roundcube — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — roundcube — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 13 February 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8223-1 Related CVEs: CVE-2024-38357 CVE-2024-38356 CVE-2024-42008 CVE-2024-42010 CVE-2026-26079 CVE-2026-25916 CVE-2019-15237 https://launchpad.net/bugs/2144682  +12 more Upstream summary: It was discovered that Roundcube Webmail mishandled Punycode xn-- domain names. An attacker could possibly […]

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Ubuntu 24.04 — avahi — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — avahi — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8269-1 Related CVEs: CVE-2026-24401 CVE-2026-34933 CVE-2025-68276 CVE-2025-68468 CVE-2025-68471 Upstream summary: It is discovered that Avahi incorrectly handled crafted input. A remote attacker could possibly use this issue to crash the […]

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Ubuntu 20.04 — systemd — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — systemd — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 February 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8119-2 Related CVEs: CVE-2026-29111 CVE-2025-4598 CVE-2022-3821 CVE-2022-4415 CVE-2022-45873 CVE-2021-3997 CVE-2020-13529 CVE-2021-33910 Upstream summary: USN-8119-1 fixed vulnerabilities in systemd. This update provides the corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 […]

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Ubuntu 18.04 — linux-gcp-5.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-gcp-5.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 13 February 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8273-1 Related CVEs: CVE-2024-50304 CVE-2026-23112 CVE-2026-23209 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 CVE-2026-43033 CVE-2026-43077  +12 more Upstream summary: Several security issues were discovered in the Linux kernel. An attacker could possibly use these […]

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Ubuntu 22.04 — nginx — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — nginx — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8271-1 Related CVEs: CVE-2026-42945 CVE-2026-28753 CVE-2026-28755 CVE-2026-32647 CVE-2026-27651 CVE-2026-27784 CVE-2026-27654 CVE-2026-1642  +7 more Upstream summary: It was discovered that the nginx ngx_http_rewrite_module component incorrectly handled certain rewrite directives. A remote […]

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Ubuntu 22.04 — apport — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — apport — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7545-4 Related CVEs: https://launchpad.net/bugs/2117236 https://launchpad.net/bugs/2112466 https://launchpad.net/bugs/2112272 CVE-2025-5054 CVE-2023-1326 https://launchpad.net/bugs/2016023 CVE-2021-3899 CVE-2022-1242  +6 more Upstream summary: USN-7545-1 fixed vulnerabilities in Apport. The update incorrectly handled logging if a crashing process was […]

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