chris

Ubuntu 16.04 — gerbv — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — gerbv — multiple vulnerabilities (7 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-6760-1 Related CVEs: CVE-2023-4508 CVE-2021-40391 CVE-2021-40393 CVE-2021-40394 CVE-2021-40400 CVE-2021-40401 CVE-2021-40403 Upstream summary: George-Andrei Iosif and David Fernandez Gonzalez discovered that Gerbv did not properly initialize a data structure when parsing […]

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Ubuntu 20.04 — tpm2-tss — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — tpm2-tss — 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-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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Ubuntu 22.04 — exim4 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — exim4 — multiple vulnerabilities (12 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-8270-1 Related CVEs: https://launchpad.net/bugs/2152202 CVE-2026-40685 CVE-2026-40687 CVE-2026-40686 CVE-2024-39929 CVE-2023-51766 CVE-2023-42117 CVE-2023-42119  +4 more Upstream summary: It was discovered that Exim incorrectly handled BDAT body parsing. A remote attacker could use […]

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Ubuntu 14.04 — swift — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — swift — multiple vulnerabilities (6 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-3451-1 Related CVEs: CVE-2015-5223 CVE-2016-0737 CVE-2016-0738 CVE-2014-7960 CVE-2015-1856 CVE-2014-3497 Upstream summary: It was discovered that OpenStack Swift incorrectly handled tempurls. A remote authenticated user in possession of a tempurl key […]

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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 18.04 — netdata — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — netdata — multiple vulnerabilities (7 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-7250-1 Related CVEs: CVE-2018-18836 CVE-2018-18837 CVE-2018-18838 CVE-2023-22497 CVE-2024-23722 CVE-2024-34250 CVE-2024-34251 Upstream summary: It was discovered that Netdata incorrectly handled parsing JSON input, which could lead to a JSON injection. An […]

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Ubuntu 14.04 — liblwp-protocol-https-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — liblwp-protocol-https-perl — 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-2292-1 Related CVEs: CVE-2014-3230 Upstream summary: It was discovered that the LWP::Protocol::https perl module incorrectly disabled peer certificate verification completely when only hostname verification was requested to be disabled. If […]

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Ubuntu 22.04 — libndp — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libndp — 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-6830-1 Related CVEs: CVE-2024-5564 Upstream summary: It was discovered that libndp incorrectly handled certain malformed IPv6 router advertisement packets. A local attacker could use this issue to cause NetworkManager to […]

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

Ubuntu 18.04 — traceroute — 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-6478-1 Related CVEs: CVE-2023-46316 Upstream summary: It was discovered that Traceroute did not properly parse command line arguments. An attacker could possibly use this issue to execute arbitrary commands. Table […]

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

Ubuntu 16.04 — python-werkzeug — 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-6799-1 Related CVEs: CVE-2024-34069 CVE-2023-23934 CVE-2023-25577 CVE-2019-14806 CVE-2020-28724 CVE-2016-10516 Upstream summary: It was discovered that the debugger in Werkzeug was not restricted to trusted hosts. A remote attacker could possibly […]

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