Vulnerabilities > CVE-2021-26955 - Unchecked Return Value vulnerability in XCB Project XCB 20201210/20210204

047910
CVSS 9.8 - CRITICAL
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
xcb-project
CWE-252
critical

Summary

An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because xcb::xproto::GetAtomNameReply::name() calls std::str::from_utf8_unchecked() on unvalidated bytes from an X server.

Vulnerable Configurations

Part Description Count
Application
Xcb_Project
3

Common Weakness Enumeration (CWE)