ubuntu

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

Ubuntu 18.04 — varnish — 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-7372-1 Related CVEs: CVE-2022-45060 CVE-2019-20637 CVE-2020-11653 CVE-2021-36740 CVE-2022-23959 Upstream summary: Martin van Kervel Smedshammer discovered that Varnish did not properly sanitize certain HTTP headers. A remote attacker could possibly use […]

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

Ubuntu 22.04 — freetype — 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-7352-1 Related CVEs: CVE-2025-27363 CVE-2023-2004 CVE-2022-27404 CVE-2022-27405 CVE-2022-27406 CVE-2022-31782 Upstream summary: It was discovered that FreeType incorrectly handled certain memory operations when parsing font subglyph structures. A remote attacker could […]

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

Ubuntu 20.04 — zvbi — 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-7367-1 Related CVEs: CVE-2025-2173 CVE-2025-2174 CVE-2025-2175 CVE-2025-2176 CVE-2025-2177 Upstream summary: It was discovered that zvbi incorrectly handled memory when processing user input. An attacker could possibly use this issue to […]

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

Ubuntu 22.04 — linux-xilinx-zynqmp — 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-8275-1 Related CVEs: CVE-2023-2640 CVE-2023-32629 CVE-2023-53421 CVE-2023-53520 CVE-2023-53662 CVE-2023-54207 CVE-2025-38057 CVE-2025-38125  +12 more Upstream summary: Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux […]

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

Ubuntu 24.04 — flatpak — 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-7046-1 Related CVEs: CVE-2024-42472 https://launchpad.net/bugs/2077087 Upstream summary: It was discovered that Flatpak incorrectly handled certain persisted directories. An attacker could possibly use this issue to read and write files in […]

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Ubuntu 14.04 — lzo2 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — lzo2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-2300-1 Related CVEs: CVE-2014-4607 Upstream summary: Don A. Bailey discovered that LZO incorrectly handled certain input data. An attacker could use this issue to cause LZO to crash, resulting in […]

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Ubuntu 20.04 — jinja2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — jinja2 — multiple vulnerabilities (7 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-7343-2 Related CVEs: https://launchpad.net/bugs/2102129 CVE-2024-56201 CVE-2024-56326 CVE-2025-27516 CVE-2024-34064 CVE-2020-28493 CVE-2024-22195 Upstream summary: USN-7343-1 fixed vulnerabilities in Jinja2. The update introduced a regression when attempting to import Jinja2 on Ubuntu 18.04 […]

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Ubuntu 20.04 — amavisd-new — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — amavisd-new — 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-6790-1 Related CVEs: CVE-2024-28054 Upstream summary: It was discovered that amavisd-new incorrectly handled certain MIME email messages with multiple boundary parameters. A remote attacker could possibly use this issue to […]

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Ubuntu 22.04 — atril — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — atril — multiple vulnerabilities (4 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-7274-1 Related CVEs: CVE-2019-1010006 CVE-2019-11459 CVE-2023-51698 CVE-2023-52076 Upstream summary: It was discovered that Atril incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial […]

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Ubuntu 22.04 — tpm2-tss — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — tpm2-tss — multiple vulnerabilities (2 CVEs) — 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-6796-1 Related CVEs: CVE-2023-22745 CVE-2024-29040 Upstream summary: Fergus Dall discovered that TPM2 Software Stack did not properly handle layer arrays. An attacker could possibly use this issue to cause TPM2 […]

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