EUVD-2026-38003

Cloudflare Quiche: Use-after-free in connection ID iterator FFI functions...

Cloudflare Quiche: Use-after-free in connection ID iterator FFI functions

Impact Cloudflare Quiche was affected by 2 use-after-free vulnerabilities in the connection ID iterator FFI functions. The quicheconnectioniditernext and quicheconnretiredscidnext functions would return a pointer to a ConnectionId to the applications via function arguments, but the the owned...

CVE-2026-11941

Cloudflare Quiche was affected by 2 use-after-free vulnerabilities in the connection ID iterator FFI functions. The “quicheconnectioniditernext” and “quicheconnretiredscidnext” functions would return a pointer to a “ConnectionId” to the applications via function arguments, but the owned...

CVE-2026-11941 Use-after-free in connection ID iterator and FFI functions

Cloudflare Quiche was affected by 2 use-after-free vulnerabilities in the connection ID iterator FFI functions. The “quicheconnectioniditernext” and “quicheconnretiredscidnext” functions would return a pointer to a “ConnectionId” to the applications via function arguments, but the owned...

CVE-2026-11941

Cloudflare Quiche contains two use-after-free flaws in the FFI path for connection IDs. The issues affect the quiche_connection_id_iter_next and quiche_conn_retired_scid_next functions, where a owned ConnectionId is returned to the application via an argument but is dropped at the end of the func...

PT-2026-50870

Name of the Vulnerable Software and Affected Versions Cloudflare Quiche versions prior to 0.29.2 Description Two use-after-free issues exist in the connection ID iterator FFI Foreign Function Interface functions. The functions quiche connection id iter next and quiche conn retired scid next retur...