CVE-2021-26955

Published: Feb 9, 2021Modified: Nov 21, 2024

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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.

Affected (1)

Products: Xcb Project: Xcb

Xcb Project

1 product

Xcb

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Xcb Project Xcb	Up to 2021-02-04

Related CWEs

CWE-252

Unchecked Return Value

The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.

References (2)

https://rustsec.org/advisories/RUSTSEC-2021-0019.html

Source: cve@mitre.org

ExploitVendor Advisory

https://rustsec.org/advisories/RUSTSEC-2021-0019.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitVendor Advisory

Timeline

No history available yet.