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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-121417

SurrealDB before 3.3.0 Use-After-Free via affinitypool spawn_local in KV Backends

Description

SurrealDB before 3.3.0 contains a use-after-free vulnerability in surrealdb-core KV backends that pass borrowed transaction state into affinitypool::spawn_local closures relying on future Drop for safety. Rust embedders that leak a dispatched future (e.g. via mem::forget) and drop the transaction cause pool workers to read and write freed memory, risking crashes or memory corruption.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

surrealdb surrealdb

Default version status: unaffected

  • 0 to < 3.3.0affected
  • 3.3.0unaffected
pkg:cargo/surrealdb

References