chris

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

Ubuntu 22.04 — harfbuzz — 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-7251-1 Related CVEs: CVE-2023-25193 CVE-2022-33068 Upstream summary: It was discovered that HarfBuzz incorrectly handled shaping certain fonts. A remote attacker could possibly use this issue to cause HarfBuzz to consume […]

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Ubuntu 22.04 — gobgp — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gobgp — multiple vulnerabilities (5 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-7661-1 Related CVEs: CVE-2025-43970 CVE-2023-46565 CVE-2025-43973 CVE-2025-43971 CVE-2025-43972 Upstream summary: It was discovered that GoBGP did not properly manage memory under certain circumstances, which could lead to a buffer overflow. […]

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

Ubuntu 20.04 — wavpack — 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-4682-1 Related CVEs: CVE-2020-35738 Upstream summary: It was discovered that WavPack incorrectly handled certain WAV files. An attacker could possibly use this issue to execute arbitrary code or cause a […]

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Ubuntu 18.04 — h2o — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — h2o — 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-7469-4 Related CVEs: CVE-2023-44487 Upstream summary: USN-7469-1 fixed a vulnerability in Apache Traffic Server. This update provides the corresponding updates for H2O. Original advisory details: It was discovered that Apache […]

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

Ubuntu 18.04 — texlive-bin — 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-7985-1 Related CVEs: CVE-2022-24107 CVE-2022-24106 CVE-2023-32668 CVE-2024-25262 CVE-2023-32700 CVE-2015-5700 CVE-2018-17407 Upstream summary: Shin Ando discovered that the Xpdf toolkit embedded in TeX Live incorrectly handled memory when decoding certain data […]

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Ubuntu 16.04 — protobuf — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — protobuf — multiple vulnerabilities (5 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-7629-2 Related CVEs: CVE-2025-4565 CVE-2024-7254 CVE-2015-5237 CVE-2022-1941 CVE-2021-22570 Upstream summary: USN-7435-1 and USN-7629-1 fixed vulnerabilities in Protocol Buffers for several releases of Ubuntu. This update provides the corresponding fixes for […]

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

Ubuntu 24.04 — requests — 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-7568-1 Related CVEs: CVE-2024-47081 CVE-2023-32681 Upstream summary: Dennis Brinkrolf and Tobias Funke discovered that Requests did not correctly handle certain HTTP headers. A remote attacker could possibly use this issue […]

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

Ubuntu 20.04 — ovn — 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-7396-1 Related CVEs: CVE-2025-0650 CVE-2024-2182 Upstream summary: Marius Berntsberg, Trygve Vea, Tore Anderson, Rodolfo Alonso, Jay Faulkner, and Brian Haley discovered that OVN incorrectly handled certain crafted UDP packets. A […]

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

Ubuntu 18.04 — python-ecdsa — 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-4196-1 Related CVEs: CVE-2019-14853 CVE-2019-14859 Upstream summary: It was discovered that python-ecdsa incorrectly handled certain signatures. A remote attacker could possibly use this issue to cause python-ecdsa to generate unexpected […]

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Ubuntu 20.04 — erlang — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — erlang — multiple vulnerabilities (8 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-7831-1 Related CVEs: CVE-2025-48041 CVE-2025-48038 CVE-2025-48040 CVE-2025-48039 CVE-2025-32433 CVE-2025-30211 CVE-2025-26618 CVE-2022-37026 Upstream summary: It was discovered that Erlang incorrectly handled resource allocation and consumption in the SFTP SSH module. An […]

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