ubuntu

Ubuntu 24.04 — libcupsfilters — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — libcupsfilters — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7877-1 Related CVEs: CVE-2025-57812 CVE-2025-64503 CVE-2024-47076 Upstream summary: It was discovered that libcupsfilters incorrectly handled certain malformed TIFF image files. A remote attacker could use this issue to cause libcupsfilters […]

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Ubuntu 18.04 — node-css-what — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-css-what — 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-6065-1 Related CVEs: CVE-2021-33587 CVE-2022-21222 Upstream summary: It was discovered that css-what incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]

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Ubuntu 22.04 — amanda — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — amanda — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6614-1 Related CVEs: CVE-2023-30577 CVE-2022-37703 CVE-2022-37704 CVE-2022-37705 https://launchpad.net/bugs/2012536 Upstream summary: It was discovered that amanda did not properly check certain arguments. A local unprivileged attacker could possibly use this issue […]

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Ubuntu 20.04 — containerd — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — containerd — multiple vulnerabilities (15 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-7983-1 Related CVEs: CVE-2025-64329 CVE-2024-25621 CVE-2024-40635 CVE-2023-25153 CVE-2023-25173 CVE-2022-23471 CVE-2022-24769 CVE-2022-24778  +7 more Upstream summary: David Leadbeater discovered that containerd incorrectly set certain directory path permissions. An attacker could possibly […]

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Ubuntu 14.04 — libmspack — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libmspack — multiple vulnerabilities (12 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-7788-1 Related CVEs: CVE-2018-14682 CVE-2017-11423 CVE-2015-4468 CVE-2018-14680 CVE-2015-4467 CVE-2018-14679 CVE-2015-4472 CVE-2015-4469  +4 more Upstream summary: Jakub Wilk discovered that libmspack did not correctly handle certain integer operations and bounds checking. […]

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Ubuntu 20.04 — libtommath — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libtommath — 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-6402-1 Related CVEs: CVE-2023-36328 Upstream summary: It was discovered that LibTomMath incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code and cause a denial […]

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Ubuntu 14.04 — bind9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — bind9 — 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-7739-1 Related CVEs: CVE-2021-25215 CVE-2021-25216 CVE-2021-25214 CVE-2023-50387 CVE-2023-50868 CVE-2023-3341 CVE-2023-2828 CVE-2016-2775  +12 more Upstream summary: Greg Kuechle discovered that Bind incorrectly handled certain incremental zone updates. A remote attacker could […]

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Ubuntu 20.04 — libgit2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libgit2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6678-1 Related CVEs: CVE-2020-12278 CVE-2020-12279 CVE-2023-22742 CVE-2024-24575 CVE-2024-24577 Upstream summary: It was discovered that libgit2 mishandled equivalent filenames on NTFS partitions. If a user or automated system were tricked into […]

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Ubuntu 20.04 — shadow — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — shadow — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6640-1 Related CVEs: CVE-2023-4641 https://launchpad.net/bugs/1998169 CVE-2013-4235 Upstream summary: It was discovered that shadow was not properly sanitizing memory when running the password utility. An attacker could possibly use this issue […]

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Ubuntu 20.04 — ujson — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ujson — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6629-2 Related CVEs: CVE-2021-45958 CVE-2022-31116 CVE-2022-31117 Upstream summary: USN-6629-1 fixed vulnerabilities in UltraJSON. This update provides the corresponding updates for Ubuntu 20.04 LTS. Original advisory details: It was discovered that […]

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