In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.
{ "ubuntu_priority": "medium", "binaries": [ { "binary_name": "libstd-rust-1.51", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "libstd-rust-1.51-dbgsym", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "libstd-rust-dev", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rust-doc", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rust-gdb", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rust-lldb", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rust-src", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rustc", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" }, { "binary_name": "rustc-dbgsym", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~18.04.1" } ], "availability": "No subscription required" }
{ "ubuntu_priority": "medium", "binaries": [ { "binary_name": "libstd-rust-1.51", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "libstd-rust-1.51-dbgsym", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "libstd-rust-dev", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rust-doc", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rust-gdb", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rust-lldb", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rust-src", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rustc", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" }, { "binary_name": "rustc-dbgsym", "binary_version": "1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2" } ], "availability": "No subscription required" }