Fix Prevention

Ubuntu 18.04 — postorius — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — postorius — vulnerability — 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-5157-1 Related CVEs: CVE-2021-40347 Upstream summary: It was discovered that Postorius mishandled specially crafted input. An attacker could use this vulnerability that obtain sensitive information. Table of contents Symptom & […]

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Ubuntu 22.04 — golang-1.13 — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — golang-1.13 — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6038-2 Related CVEs: CVE-2022-1705 CVE-2022-27664 CVE-2022-28131 CVE-2022-2879 CVE-2022-2880 CVE-2022-29526 CVE-2022-30629 CVE-2022-30630  +11 more Upstream summary: USN-6038-1 fixed several vulnerabilities in Go 1.18. This update provides the corresponding updates for Go […]

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Ubuntu 22.04 — linux-hwe-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-hwe-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6534-3 Related CVEs: CVE-2023-37453 CVE-2023-3773 CVE-2023-39189 CVE-2023-39192 CVE-2023-39193 CVE-2023-39194 CVE-2023-39198 CVE-2023-42754  +12 more Upstream summary: It was discovered that the USB subsystem in the Linux kernel contained a race condition […]

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Ubuntu 24.04 — ujson — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — ujson — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8219-1 Related CVEs: CVE-2026-32875 CVE-2026-32874 Upstream summary: Cameron Criswell discovered that UltraJSON contained a memory leak that would occur when parsing large integers. An attacker could possibly use this issue […]

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Ubuntu 18.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6879-1 Related CVEs: CVE-2023-31620 CVE-2023-31622 CVE-2023-31624 CVE-2023-31626 CVE-2023-31627 CVE-2023-31629 CVE-2023-31630 CVE-2023-31631  +12 more Upstream summary: Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker […]

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Ubuntu 22.04 — rustc-1.83 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — rustc-1.83 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 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 24.04 — libcap2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — libcap2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8193-1 Related CVEs: CVE-2026-4878 CVE-2025-1390 Upstream summary: Ali Raza discovered that libcap incorrectly handled file capability updates. A local attacker could possibly use this issue to inject or strip capabilities […]

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Ubuntu 20.04 — mutt — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — mutt — multiple vulnerabilities (10 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-6374-1 Related CVEs: CVE-2023-4874 CVE-2023-4875 CVE-2021-32055 CVE-2022-1328 CVE-2021-3181 CVE-2020-28896 CVE-2020-14954 https://launchpad.net/bugs/1884588  +2 more Upstream summary: It was discovered that Mutt incorrectly handled certain email header contents. If a user were […]

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Ubuntu 22.04 — rustc-1.91 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — rustc-1.91 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 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 14.04 — cups — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — cups — multiple vulnerabilities (14 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-3842-1 Related CVEs: CVE-2018-4700 CVE-2017-18248 CVE-2018-4180 CVE-2018-4181 CVE-2018-6553 CVE-2017-18190 https://launchpad.net/bugs/1505328 CVE-2015-1158  +6 more Upstream summary: Jann Horn discovered that CUPS incorrectly handled session cookie randomness. A remote attacker could possibly […]

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CHAT