chris

Ubuntu 20.04 — node-cipher-base — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-cipher-base — 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-7746-1 Related CVEs: CVE-2025-9287 Upstream summary: Nikita Skovoroda discovered that cipher-base did not properly manage certain inputs. An attacker could possibly use this issue to manipulate the internal state of […]

Read more
Ubuntu 14.04 — libffi — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libffi — 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-3454-1 Related CVEs: CVE-2017-1000376 Upstream summary: It was discovered that libffi incorrectly enforced an executable stack. An attacker could possibly use this issue, in combination with another vulnerability, to facilitate […]

Read more
Ubuntu 22.04 — gnupg2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gnupg2 — 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-7946-1 Related CVEs: CVE-2025-68973 https://launchpad.net/bugs/2114775 CVE-2025-30258 CVE-2022-34903 Upstream summary: It was discovered that GnuPG incorrectly handled crafted input. A remote attacker could possibly use this issue to crash the program, […]

Read more
Ubuntu 18.04 — software-properties — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — software-properties — 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-4457-1 Related CVEs: CVE-2020-15709 Upstream summary: Jason A. Donenfeld discovered that Software Properties incorrectly filtered certain escape sequences when displaying PPA descriptions. If a user were tricked into adding an […]

Read more
Ubuntu 22.04 — abseil — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — abseil — 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-7505-1 Related CVEs: CVE-2025-0838 Upstream summary: It was discovered that Abseil incorrectly handled memory with the upper bound of the size argument. An attacker could possibly use this issue to […]

Read more
Ubuntu 16.04 — libowasp-esapi-java — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libowasp-esapi-java — multiple vulnerabilities (3 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-8181-1 Related CVEs: CVE-2022-23457 CVE-2022-24891 CVE-2025-5878 Upstream summary: Jaroslav Lobačevski discovered that ESAPI incorrectly validated directory paths during path verification. An attacker could possibly use this issue to bypass directory […]

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

Ubuntu 14.04 — zookeeper — 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-6559-1 Related CVEs: CVE-2019-0201 CVE-2023-44981 CVE-2016-5017 CVE-2017-5637 CVE-2018-8012 Upstream summary: It was discovered that ZooKeeper incorrectly handled authorization for the getACL() command. A remote attacker could possibly use this issue […]

Read more
Ubuntu 18.04 — simgear — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — simgear — 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-7965-1 Related CVEs: CVE-2025-0781 Upstream summary: It was discovered that SimGear could be made to bypass the sandboxing of Nasal scripts. An attacker could possibly use this issue to execute […]

Read more
Ubuntu 18.04 — linux-oracle-5.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-oracle-5.0 — multiple vulnerabilities (20 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-4325-1 Related CVEs: CVE-2019-19046 CVE-2020-8428 CVE-2019-19053 CVE-2019-19056 CVE-2019-19058 CVE-2019-19059 CVE-2019-19066 CVE-2019-19068  +12 more Upstream summary: It was discovered that the IPMI message handler implementation in the Linux kernel did not […]

Read more
Ubuntu 20.04 — bouncycastle — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — bouncycastle — multiple vulnerabilities (6 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-8108-1 Related CVEs: CVE-2024-30172 CVE-2023-33201 CVE-2025-8916 CVE-2024-29857 CVE-2024-30171 CVE-2024-34447 Upstream summary: It was discovered that Bouncy Castle did not sanitize user input when inserting it into an LDAP search filter. […]

Read more
CHAT