KNOWN EXPLOITED VULNERABILITY DOSSIER
CVE-2026-53266
Linux · Kernel
Linux Kernel contains an out-of-bounds write vulnerability in the ebtables SNAT target which allows an ARP sender hardware address rewrite to write directly into a nonlinear socket-buffer fragment backed by a splice-imported file page. The impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.
Correlated Federal Court Cases & Indictments (0)
No specific federal indictment in our landmark database directly links to this CVE yet. This vulnerability is monitored under CISA's Known Exploited Vulnerabilities catalog.
Associated Government Advisories
Direct advisory cross-references are being continuously mapped from CISA and allied CERT publications.