From 10843f83727ce2c19085efae881d7a82a9356d0e Mon Sep 17 00:00:00 2001 From: Youngsuk Kim Date: Sat, 21 Aug 2021 21:18:33 -0400 Subject: [PATCH] bronzedb-protocol: `Read` on uninitialized buffer can cause UB (impl of `ReadKVExt`) (#659) * Report 0087-bronzedb-protocol to RustSec * informational = "unsound" --- crates/bronzedb-protocol/RUSTSEC-0000-0000.md | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 crates/bronzedb-protocol/RUSTSEC-0000-0000.md diff --git a/crates/bronzedb-protocol/RUSTSEC-0000-0000.md b/crates/bronzedb-protocol/RUSTSEC-0000-0000.md new file mode 100644 index 00000000..3e501f8f --- /dev/null +++ b/crates/bronzedb-protocol/RUSTSEC-0000-0000.md @@ -0,0 +1,19 @@ +```toml +[advisory] +id = "RUSTSEC-0000-0000" +package = "bronzedb-protocol" +date = "2021-01-03" +url = "https://github.com/Hexilee/BronzeDB/issues/1" +categories = ["memory-exposure"] +informational = "unsound" + +[versions] +patched = [] +``` + +# `Read` on uninitialized buffer can cause UB (impl of `ReadKVExt`) + +Affected versions of this crate passes an uninitialized buffer to a user-provided `Read` implementation. + +Arbitrary `Read` implementations can read from the uninitialized buffer (memory exposure) and also can return incorrect number of bytes written to the buffer. +Reading from uninitialized memory produces undefined values that can quickly invoke undefined behavior.