An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because there is an out-of-bounds read in xcb::xproto::change_property(), as demonstrated by a format=32 T=u8 situation where out-of-bounds bytes are sent to an X server.
{
"nvd_published_at": null,
"github_reviewed": true,
"github_reviewed_at": "2021-08-19T17:44:08Z",
"severity": "CRITICAL",
"cwe_ids": [
"CWE-125"
]
}