chris

Ubuntu 20.04 — python2.7 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python2.7 — multiple vulnerabilities (20 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-8018-3 Related CVEs: CVE-2026-0672 CVE-2025-15282 CVE-2025-12084 CVE-2026-0865 CVE-2025-8194 CVE-2025-0938 CVE-2024-11168 CVE-2024-6232  +12 more Upstream summary: USN-8018-1 fixed CVE-2025-12084, CVE-2025-15282, CVE-2026-0672, CVE-2026-0865 for python3. This update provides the corresponding updates for […]

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Ubuntu 22.04 — dovecot — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — dovecot — multiple vulnerabilities (15 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-8136-2 Related CVEs: CVE-2026-0394 https://launchpad.net/bugs/2150116 CVE-2025-59028 CVE-2026-27855 CVE-2026-27860 CVE-2025-59031 CVE-2025-59032 CVE-2026-27858  +7 more Upstream summary: USN-8136-1 fixed vulnerabilities in Dovecot. The update caused a regression on Ubuntu 22.04 LTS and […]

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Ubuntu 18.04 — gdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — gdb — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6842-1 Related CVEs: CVE-2022-4285 CVE-2023-1972 CVE-2023-39128 CVE-2023-39129 CVE-2023-39130 Upstream summary: It was discovered that gdb incorrectly handled certain memory operations when parsing an ELF file. An attacker could possibly use […]

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Ubuntu 24.04 — vte2.91 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — vte2.91 — vulnerability — 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-6833-1 Related CVEs: CVE-2024-37535 Upstream summary: Siddharth Dushantha discovered that VTE incorrectly handled large window resize escape sequences. An attacker could possibly use this issue to consume resources, leading to […]

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Ubuntu 22.04 — twisted — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — twisted — multiple vulnerabilities (6 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-6988-2 Related CVEs: CVE-2024-41671 CVE-2024-41810 CVE-2022-39348 CVE-2023-46137 CVE-2022-24801 CVE-2022-21716 Upstream summary: USN-6988-1 fixed CVE-2024-41671 in Twisted. The USN incorrectly stated that previous releases were unaffected. This update provides the equivalent […]

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Ubuntu 20.04 — mqtt-client — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — mqtt-client — 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-6685-1 Related CVEs: CVE-2019-0222 Upstream summary: It was discovered that mqtt-client incorrectly handled memory while parsing malformed MQTT frames. An attacker could possibly use this issue to cause a crash, […]

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Ubuntu 16.04 — redis — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — redis — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8169-1 Related CVEs: CVE-2025-49844 CVE-2022-24834 CVE-2024-31449 CVE-2024-31228 CVE-2024-46981 CVE-2024-51741 CVE-2022-35977 CVE-2022-36021  +12 more Upstream summary: It was discovered that Redis incorrectly handled certain specially crafted Lua scripts. A remote attacker […]

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Ubuntu 20.04 — needrestart — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — needrestart — multiple vulnerabilities (8 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-7117-3 Related CVEs: https://launchpad.net/bugs/2091096 https://launchpad.net/bugs/2089193 CVE-2024-10224 CVE-2024-11003 CVE-2024-48990 CVE-2024-48991 CVE-2024-48992 CVE-2022-30688 Upstream summary: USN-7117-1 fixed vulnerabilities in needrestart. The update introduced a regression in needrestart. This update fixes the problem […]

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Ubuntu 18.04 — maradns — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — maradns — 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-6271-1 Related CVEs: CVE-2022-30256 CVE-2023-31137 Upstream summary: Xiang Li discovered that MaraDNS incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]

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Ubuntu 16.04 — libxpm — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxpm — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6408-2 Related CVEs: CVE-2023-43786 CVE-2023-43787 CVE-2023-43788 CVE-2023-43789 CVE-2022-44617 CVE-2022-46285 CVE-2022-4883 CVE-2016-10164 Upstream summary: USN-6408-1 fixed several vulnerabilities in libXpm. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu […]

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