Ubuntu 20.04

🟠 High   ⏱ 15–60 min  Last verified: 19 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7974-1 Related CVEs: CVE-2026-0992 CVE-2026-0990 CVE-2025-8732 CVE-2026-0989 CVE-2025-7425 CVE-2025-9714 CVE-2025-6021 CVE-2025-49794  +12 more Upstream summary: It was discovered that libxml2 incorrectly handled maliciously crafted SGML catalog files. An attacker could […]

🟡 Medium   ⏱ 10–30 min  Last verified: 18 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7973-1 Related CVEs: CVE-2023-53154 CVE-2025-57052 CVE-2023-26819 Upstream summary: It was discovered that cJSON incorrectly handled parsing large numbers. An attacker could possibly use this issue to cause a denial of […]

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8022-1 Related CVEs: CVE-2026-25210 CVE-2026-24515 CVE-2025-59375 CVE-2024-50602 CVE-2024-45490 CVE-2024-45491 CVE-2024-45492 CVE-2022-43680  +12 more Upstream summary: It was discovered that Expat incorrectly handled memory when parsing certain XML files. An attacker […]

🟠 High   ⏱ 15–60 min  Last verified: 10 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8175-1 Related CVEs: CVE-2026-5107 CVE-2024-44070 CVE-2024-55553 CVE-2022-26126 CVE-2022-26127 CVE-2022-26128 CVE-2022-26129 CVE-2022-37032  +12 more Upstream summary: It was discovered that FRR did not correctly handle certain network requests. A remote attacker […]

🟠 High   ⏱ 15–60 min  Last verified: 9 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~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 […]

🟠 High   ⏱ 15–60 min  Last verified: 8 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8259-1 Related CVEs: CVE-2026-27622 CVE-2026-34380 CVE-2026-34588 CVE-2021-20296 CVE-2021-23215 CVE-2021-26260 CVE-2021-3598 CVE-2021-3605  +12 more Upstream summary: Quang Luong discovered that OpenEXR incorrectly handled sample count accumulation when processing deep scan line […]

🟢 Low   ⏱ 5–15 min  Last verified: 8 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8168-2 Related CVEs: CVE-2026-33056 Upstream summary: USN-8168-1 fixed a vulnerability in Rust. This update provides the corresponding update to Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu […]

🟠 High   ⏱ 15–60 min  Last verified: 7 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8280-2 Related CVEs: CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 CVE-2026-43033 CVE-2026-43077 CVE-2026-43078 CVE-2024-50304 CVE-2026-23112  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

🟠 High   ⏱ 15–60 min  Last verified: 6 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8255-3 Related CVEs: CVE-2023-2640 CVE-2023-32629 CVE-2026-23112 CVE-2026-23273 CVE-2024-35862 CVE-2024-50060 CVE-2026-23274 CVE-2026-23351  +12 more Upstream summary: Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux […]

🟡 Medium   ⏱ 10–30 min  Last verified: 5 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7544-1 Related CVEs: CVE-2025-47273 CVE-2024-6345 CVE-2022-40897 Upstream summary: It was discovered that setuptools did not properly sanitize paths. An attacker could possibly use this issue to write files to arbitrary […]