USN-8930-2: U-Boot vulnerabilities

USN-8930-1 fixed some vulnerabilities in U-Boot. This update provides the corresponding fix for U-Boot on Ubuntu 26.10. Original advisory details: Shahriyar Jalayeri and Mehrun P. Hunter discovered that U-Boot incorrectly handled certain NFS READ and NFS READLINK responses. An attacker could possibly use this issue to trigger a buffer overflow, resulting in a denial of service or arbitrary code execution. (CVE-2026-74220, CVE-2026-74221) Shahriyar Jalayeri and Mehrun P. Hunter discovered that U-Boot incorrectly handled certain HTTP data storage failures in its lwIP implementation. An attacker…

Ubuntu Security Noticesで読む

2026/10/22 00:57、Ubuntu Security Noticesが「USN-8930-2: U-Boot vulnerabilities」を公開しました (種別: 脆弱性アドバイザリ)。関連する技術: Ubuntu、Linux。CVE: CVE-2026-74220、CVE-2026-74221。