Ubuntu 18.04

🟠 High   ⏱ 15–60 min  Last verified: 30 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8281-1 Related CVEs: CVE-2026-31431 CVE-2026-31504 CVE-2026-43033 CVE-2026-43077 CVE-2026-43078 CVE-2024-27388 CVE-2024-46816 CVE-2024-49938  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

🟡 Medium   ⏱ 10–30 min  Last verified: 29 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8195-3 Related CVEs: CVE-2026-41651 CVE-2020-16121 CVE-2020-16122 Upstream summary: USN-8195-1 fixed a vulnerability in PackageKit. This update provides the corresponding fix to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 […]

🟠 High   ⏱ 15–60 min  Last verified: 27 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7837-1 Related CVEs: CVE-2025-47219 CVE-2022-1920 CVE-2022-1921 CVE-2022-1922 CVE-2022-1923 CVE-2022-1924 CVE-2022-1925 CVE-2022-2122  +2 more Upstream summary: Shaun Mirani discovered that GStreamer Good Plugins incorrectly handled certain malformed media files. An attacker […]

🟠 High   ⏱ 15–60 min  Last verified: 21 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8018-2 Related CVEs: CVE-2025-15367 CVE-2025-15366 CVE-2026-0865 https://bugs.launchpad.net/bugs/2143706 CVE-2025-15282 CVE-2026-0672 CVE-2025-13837 CVE-2025-11468  +12 more Upstream summary: USN-8018-1 fixed vulnerabilities in python3. That update introduced regressions. The patches for CVE-2025-15366 and CVE-2025-15367 […]

🟢 Low   ⏱ 5–15 min  Last verified: 19 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7999-1 Related CVEs: CVE-2025-68146 CVE-2026-22701 Upstream summary: It was discovered that Filelock incorrectly handled symlinks in temp files. A local attacker could possibly use this issue to cause lock operations […]

🟠 High   ⏱ 15–60 min  Last verified: 19 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8281-1 Related CVEs: CVE-2026-31431 CVE-2026-31504 CVE-2026-43033 CVE-2026-43077 CVE-2026-43078 CVE-2024-27388 CVE-2024-46816 CVE-2024-49938  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

🟡 Medium   ⏱ 10–30 min  Last verified: 18 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8205-1 Related CVEs: CVE-2023-40474 CVE-2023-40475 CVE-2025-3887 CVE-2023-37329 CVE-2023-40476 CVE-2023-44446 Upstream summary: It was discovered that multiple plugins in GStreamer contained arithmetic overflows. An attacker could possibly use this issue to […]

🟢 Low   ⏱ 5–15 min  Last verified: 18 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8133-1 Related CVEs: CVE-2026-32597 CVE-2022-29217 Upstream summary: It was discovered that PyJWT did not validate the critical header parameter, contrary to the RFC specification expectations. A remote attacker could possibly […]

🟠 High   ⏱ 15–60 min  Last verified: 16 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8200-3 Related CVEs: CVE-2022-49046 CVE-2024-46816 CVE-2025-37849 CVE-2026-23060 CVE-2026-23074 CVE-2021-47599 CVE-2022-48875 CVE-2022-49072  +12 more Upstream summary: Several security issues were discovered in the Linux kernel. An attacker could possibly use these […]

🟡 Medium   ⏱ 10–30 min  Last verified: 15 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8214-1 Related CVEs: CVE-2025-14009 CVE-2021-3842 CVE-2021-43854 CVE-2021-3828 CVE-2019-14751 Upstream summary: It was discovered that NLTK incorrectly handled file extraction when opening a maliciously crafted zip file. An attacker could possibly […]