chris

Ubuntu 20.04 — re2c — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — re2c — 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-4338-2 Related CVEs: CVE-2020-11958 Upstream summary: USN-4338-1 fixed vulnerabilities in re2c. This update provides the corresponding update for Ubuntu 20.04 LTS. Original advisory details: Agostino Sarubbo discovered that re2c incorrectly […]

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Ubuntu 18.04 — requests — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — requests — multiple vulnerabilities (3 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-7568-1 Related CVEs: CVE-2024-47081 CVE-2023-32681 CVE-2018-18074 Upstream summary: Dennis Brinkrolf and Tobias Funke discovered that Requests did not correctly handle certain HTTP headers. A remote attacker could possibly use this […]

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Ubuntu 14.04 — unattended-upgrades — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — unattended-upgrades — 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-2657-1 Related CVEs: CVE-2015-1330 Upstream summary: It was discovered that unattended-upgrades incorrectly performed authentication checks in certain configurations. If a remote attacker were able to perform a machine-in-the-middle attack, this […]

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

Ubuntu 22.04 — apr — 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-7038-1 Related CVEs: CVE-2023-49582 CVE-2022-24963 Upstream summary: Thomas Stangner discovered a permission vulnerability in the Apache Portable Runtime (APR) library. A local attacker could possibly use this issue to read […]

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Ubuntu 16.04 — ruby-saml — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ruby-saml — multiple vulnerabilities (6 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-7409-1 Related CVEs: CVE-2025-25291 CVE-2025-25292 CVE-2025-25293 CVE-2016-5697 CVE-2017-11428 CVE-2024-45409 Upstream summary: It was discovered that ruby-saml did not correctly handle XML parsing. An attacker could possibly use this issue to […]

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

Ubuntu 18.04 — libcdio — 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-6855-1 Related CVEs: CVE-2024-36600 Upstream summary: Mansour Gashasbi discovered that libcdio incorrectly handled certain memory operations when parsing an ISO file, leading to a buffer overflow vulnerability. An attacker could […]

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Ubuntu 14.04 — json-c — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — json-c — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4360-4 Related CVEs: CVE-2020-12762 https://launchpad.net/bugs/1878723 CVE-2013-6370 CVE-2013-6371 Upstream summary: USN-4360-1 fixed a vulnerability in json-c. The security fix introduced a memory leak that was reverted in USN-4360-2 and USN-4360-3. This […]

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Ubuntu 20.04 — twitter-bootstrap3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — twitter-bootstrap3 — 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-7556-1 Related CVEs: CVE-2024-6484 CVE-2024-6531 CVE-2024-6485 Upstream summary: It was discovered that Bootstrap did not correctly sanitize certain input in the carousel component. An attacker could possibly use this issue […]

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Ubuntu 24.04 — djoser — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — djoser — 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-7354-1 Related CVEs: CVE-2024-21543 Upstream summary: Diego Cebrián discovered that djoser did not properly handle user authentication. An attacker with valid credentials could possibly use this to bypass authentication checks, […]

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Ubuntu 20.04 — bubblewrap — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — bubblewrap — multiple vulnerabilities (2 CVEs) — 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-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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