An issue was discovered in the futures-util crate before 0.3.7 for Rust. MutexGuard::map can cause a data race for certain closure situations (in safe code).

An issue was discovered in the crossbeam-channel crate before 0.4.4 for Rust. It has incorrect expectations about the relationship between the memory allocation and how many iterator elements there are.

An issue was discovered in the dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.

An issue was discovered in the actix-codec crate before 0.3.0-beta.1 for Rust. There is a use-after-free in Framed.

An issue was discovered in the actix-http crate before 2.0.0-alpha.1 for Rust. There is a use-after-free in BodyStream.

An issue was discovered in the array-queue crate through 2020-09-26 for Rust. A pop_back() call may lead to a use-after-free.

An issue was discovered in the actix-service crate before 1.0.6 for Rust. The Cell implementation allows obtaining more than one mutable reference to the same data.

An issue was discovered in the actix-utils crate before 2.0.0 for Rust. The Cell implementation allows obtaining more than one mutable reference to the same data.

An issue was discovered in the atom crate before 0.3.6 for Rust. An unsafe Send implementation allows a cross-thread data race.

An issue was discovered in the ws crate through 2020-09-25 for Rust. The outgoing buffer is not properly limited, leading to a remote memory-consumption attack.

An issue was discovered in the stack crate before 0.3.1 for Rust. ArrayVec has an out-of-bounds write via element insertion.

An issue was discovered in the obstack crate before 0.1.4 for Rust. Unaligned references can occur.

An issue was discovered in the simple-slab crate before 0.3.3 for Rust. remove() has an off-by-one error, causing memory leakage and a drop of uninitialized memory.

An issue was discovered in the simple-slab crate before 0.3.3 for Rust. index() allows an out-of-bounds read.

An issue was discovered in the ordnung crate through 2020-09-03 for Rust. compact::Vec violates memory safety via a remove() double free.

An issue was discovered in the ordnung crate through 2020-09-03 for Rust. compact::Vec violates memory safety via out-of-bounds access for large capacity.

An issue was discovered in the crayon crate through 2020-08-31 for Rust. A TOCTOU issue has a resultant memory safety violation via HandleLike.

An issue was discovered in the arr crate through 2020-08-25 for Rust. Uninitialized memory is dropped by Array::new_from_template.

An issue was discovered in the arr crate through 2020-08-25 for Rust. There is a buffer overflow in Index and IndexMut.

An issue was discovered in the arr crate through 2020-08-25 for Rust. An attacker can smuggle non-Sync/Send types across a thread boundary to cause a data race.