Ubuntu 20.04

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5160-1 Related CVEs: CVE-2021-36370 Upstream summary: It was discovered that Midnight Commander would not check server fingerprints when establishing an SFTP connection. If a remote attacker were able to intercept […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5895-1 Related CVEs: CVE-2022-38850 CVE-2022-38851 CVE-2022-38855 CVE-2022-38858 CVE-2022-38860 CVE-2022-38861 CVE-2022-38863 CVE-2022-38864  +2 more Upstream summary: It was discovered that MPlayer could be made to divide by zero when processing certain […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4624-1 Related CVEs: CVE-2020-0452 CVE-2020-0093 CVE-2020-0182 CVE-2020-0198 CVE-2020-13112 CVE-2020-13113 CVE-2020-13114 CVE-2018-20030  +1 more Upstream summary: It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5446-1 Related CVEs: CVE-2022-1664 Upstream summary: Max Justicz discovered that dpkg incorrectly handled unpacking certain source packages. If a user or an automated system were tricked into unpacking a specially […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8240-1 Related CVEs: CVE-2022-25236 CVE-2022-25235 Upstream summary: It was discovered that Expat, vendored in Swish-e incorrectly handled certain files. An attacker could possibly use this issue to cause a crash […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5240-1 Related CVEs: CVE-2022-0185 CVE-2021-4204 https://launchpad.net/bugs/1956585 CVE-2021-4001 CVE-2021-4002 CVE-2021-42739 CVE-2021-43267 CVE-2021-3655  +12 more Upstream summary: William Liu and Jamie Hill-Daniel discovered that the file system context functionality in the Linux […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5286-1 Related CVEs: CVE-2021-4122 CVE-2020-14382 Upstream summary: Milan Broz discovered that cryptsetup incorrectly handled LUKS2 reencryption recovery. An attacker with physical access to modify the encrypted device header may trigger […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5249-1 Related CVEs: CVE-2022-23220 Upstream summary: It was discovered that USBView allowed unprivileged users to run usbview as root. A local attacker could use this vulnerability to gain administrative privileges […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8040-1 Related CVEs: CVE-2026-25506 Upstream summary: Titouan Lazard discovered that MUNGE contained an exploitable buffer overflow in munged (the MUNGE authentication daemon). A local attacker could possibly use this issue […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8181-1 Related CVEs: CVE-2022-23457 CVE-2022-24891 CVE-2025-5878 Upstream summary: Jaroslav Lobačevski discovered that ESAPI incorrectly validated directory paths during path verification. An attacker could possibly use this issue to bypass directory […]