chris

Ubuntu 14.04 — libxml-libxml-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libxml-libxml-perl — multiple vulnerabilities (2 CVEs) — 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-3494-1 Related CVEs: CVE-2017-10672 CVE-2015-3451 Upstream summary: It was discovered that XML::LibXML incorrectly handled memory when processing a replaceChild call. A remote attacker could possibly use this issue to execute […]

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Ubuntu 22.04 — telegraf — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — telegraf — multiple vulnerabilities (3 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-7966-2 Related CVEs: CVE-2022-29222 CVE-2022-29189 CVE-2022-29190 Upstream summary: USN-7966-1 fixed vulnerabilities in Snowflake. This update provides the corresponding updates for Telegraf. Original advisory details: It was discovered that Pion DTLS, […]

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

Ubuntu 22.04 — dwarfutils — 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-7576-1 Related CVEs: CVE-2022-32200 Upstream summary: It was discovered that dwarfutils did not correctly certain memory operations, which could lead to a buffer overflow. An attacker could possibly use this […]

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Ubuntu 16.04 — python-cryptography — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-cryptography — multiple vulnerabilities (4 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-8087-3 Related CVEs: CVE-2026-26007 CVE-2023-50782 CVE-2020-25659 CVE-2016-9243 Upstream summary: USN-8087-1 fixed a vulnerability in python-cryptography. This update provides the corresponding update to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu […]

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Ubuntu 14.04 — graphviz — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — graphviz — multiple vulnerabilities (5 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-6708-1 Related CVEs: CVE-2023-46045 CVE-2018-10196 CVE-2019-11023 CVE-2020-18032 CVE-2014-9157 Upstream summary: It was discovered that Graphviz incorrectly handled certain config6a files. An attacker could possibly use this issue to cause a […]

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

Ubuntu 18.04 — wlc — 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-7981-1 Related CVEs: CVE-2026-22251 CVE-2026-22250 Upstream summary: It was discovered that wlc did not correctly handle SSL verification. An attacker could possibly use this issue to access sensitive resources. (CVE-2026-22250) […]

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

Ubuntu 20.04 — libcryptx-perl — 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-8128-1 Related CVEs: CVE-2018-25099 CVE-2025-40914 CVE-2025-40912 Upstream summary: It was discovered that CryptX did not verify authentication tags while performing GCM and ChaCha20-Poly1305 decryption. An attacker could possibly use this […]

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Ubuntu 18.04 — file — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — file — multiple vulnerabilities (11 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-3911-2 Related CVEs: https://launchpad.net/bugs/1835596 CVE-2019-18218 CVE-2019-8904 CVE-2019-8905 CVE-2019-8906 CVE-2019-8907 CVE-2014-9620 CVE-2014-9621  +3 more Upstream summary: USN-3911-1 fixed vulnerabilities in file. One of the backported security fixes introduced a regression that […]

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

Ubuntu 20.04 — grilo — 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-5055-1 Related CVEs: CVE-2021-39365 Upstream summary: Michael Catanzaro discovered that grilo incorrectly handled certain TLS certificate verification. An attacker could possibly use this issue to MITM attacks. Table of contents […]

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Ubuntu 20.04 — libyaml-syck-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libyaml-syck-perl — 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-7844-1 Related CVEs: CVE-2025-11683 Upstream summary: It was discovered that YAML::Syck did not properly handle parsing YAML files. An attacker could possibly use this issue to expose sensitive information. Table […]

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