CVE-2026-57053 - Vulnerability Details

Related Threat Clusters

• Critical Out-of-Bounds Vulnerability in GNU Libidn Affects Fedora Systems

  A critical out-of-bounds vulnerability, CVE-2026-57053, has been identified in the GNU Libidn library, which is used in Fedora systems for internationalized domain names. The vulnerability allows for out-of-bounds reads…

  3 articles · Updated August 12, 2026

Recent Intelligence Reports

• Fedora 43 libidn Critical Out-of-bounds Exploit CVE-2026 — Linuxsecurity · August 12, 2026
• Fedora 44 libidn Security Fix CVE-2026-57053 Out-of — Linuxsecurity · August 12, 2026
• Fedora 43 mingw-libidn Critical Out-of-bounds Read Update 2026 — Linuxsecurity · August 11, 2026

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